CAS: 4857-42-5 Summenformel: C5H5NO3 Molekulargewicht (g/mol): 127.099 MDL-Nummer: MFCD00464222 InChI-Schlüssel: HXIYCKAAQPHZBM-UHFFFAOYSA-N Synonym: aronis24519, 3-methyl-5-carboxyisoxazole, acmc-1aruu, 3-methylisoxazole-5-carboxylicacid, 5-isoxazolecarboxylicacid, 3-methyl, 5-carboxy-3-methylisoxazole, 3-methyl-isoxazole-5-carboxylic acid, 5-isoxazolecarboxylic acid, 3-methyl, 3-methyl-5-isoxazolecarboxylic acid, 3-methylisoxazole-5-carboxylic acid PubChem CID: 853085 IUPAC-Name: 3-Methyl-1,2-Oxazol-5-Carbonsäure SMILES: CC1=NOC(=C1)C(=O)O

CAS: 57351-99-2 Summenformel: C5H4N2O Molekulargewicht (g/mol): 108.10 MDL-Nummer: MFCD09064940 InChI-Schlüssel: JTPIMYCMWLOEDD-UHFFFAOYSA-N Synonym: 5-?methylisoxazole-?3-?carbonitrile, 3-isoxazolecarbonitrile, 5-methyl, 3-isoxazolecarbonitrile,5-methyl, 3-cyano-5-methylisoxazole, 5-methyl-isoxazole-3-carbonitrile, 5-methyl-3-isoxazolecarbonitrile, 5-methylisoxazole-3-carbonitrile PubChem CID: 24229456 IUPAC-Name: 5-methyl-1,2-oxazole-3-carbonitrile SMILES: CC1=CC(=NO1)C#N

CAS: 17153-21-8 Summenformel: C11H9NO3 Molekulargewicht (g/mol): 203.197 InChI-Schlüssel: GLNQCTGGLIXRRJ-UHFFFAOYSA-N Synonym: 4-isoxazolecarboxylic acid, 3-methyl-5-phenyl, 4-isoxazolecarboxylicacid, 3-methyl-5-phenyl, 3-methyl-5-phenyl-isoxazole-4-carboxylic acid, 3-methyl-5-phenyl-4-isoxazole carboxylic acid, 4-carboxy-3-methylisoxazol-5-yl benzene, 3-methyl-5-phenyl-4-isoxazolecarboxylic acid, 3-methyl-5-phenylisoxazole-4-carboxylic acid PubChem CID: 2776514 IUPAC-Name: 3-Methyl-5-Phenyl-1,2-Oxazol-4-Carbonsäure SMILES: CC1=NOC(=C1C(=O)O)C2=CC=CC=C2

CAS: 465514-03-8 Summenformel: C12H10ClNO3 Molekulargewicht (g/mol): 251.67 MDL-Nummer: MFCD03407359 InChI-Schlüssel: FABGSPUDPOKWCR-UHFFFAOYSA-N Synonym: 3-4-methoxyphenyl-5-methylisoxazole-4-carbonyl chloride, 3-4-methoxyphenyl-5-methyl-1,2-oxazole-4-carbonyl chloride, 3-4-methoxyphenyl-5-methyl-4-isoxazolecarbonyl chloride PubChem CID: 2779766 IUPAC-Name: 3-(4-Methoxyphenyl)-5-methyl-1,2-oxazol-4-carbonylchlorid SMILES: COC1=CC=C(C=C1)C1=NOC(C)=C1C(Cl)=O

CAS: 21169-71-1 Summenformel: C4H3NO3 Molekulargewicht (g/mol): 113.072 MDL-Nummer: MFCD00156151 InChI-Schlüssel: MIIQJAUWHSUTIT-UHFFFAOYSA-N Synonym: ksc207s2h, isoxazole 5-carboxylic acid, 5-carboxy-1,2-oxazole, isoxazole-5-carboxylic, pubchem8643, 5-carboxyisoxazole, isoxazole-5-carboxylicacid, 5-isoxazolecarboxylic acid, isoxazole-5-carboxylic acid PubChem CID: 2060599 IUPAC-Name: 1,2-Oxazol-5-Carbonsäure SMILES: C1=C(ON=C1)C(=O)O

CAS: 180597-83-5 Summenformel: C11H10BrNO Molekulargewicht (g/mol): 252.11 MDL-Nummer: MFCD02677680 InChI-Schlüssel: UICMWXWMCOJBIQ-UHFFFAOYSA-N Synonym: isoxazole,4-bromomethyl-5-methyl-3-phenyl, 4-bromomethyl-5-methyl-3-phenylisoxazol, isoxazole, 4-bromomethyl-5-methyl-3-phenyl, 4-bromomethyl-5-methyl-3-phenyl-1,2-oxazole, 4-bromomethyl-5-methyl-3-phenylisoxazole PubChem CID: 2776147 IUPAC-Name: 4-(Brommethyl)-5-Methyl-3-Phenyl-1,2-Oxazol SMILES: CC1=C(CBr)C(=NO1)C1=CC=CC=C1

CAS: 21169-71-1 Summenformel: C4H3NO3 Molekulargewicht (g/mol): 113.072 MDL-Nummer: MFCD00156151 InChI-Schlüssel: MIIQJAUWHSUTIT-UHFFFAOYSA-N Synonym: ksc207s2h, isoxazole 5-carboxylic acid, 5-carboxy-1,2-oxazole, isoxazole-5-carboxylic, pubchem8643, 5-carboxyisoxazole, isoxazole-5-carboxylicacid, 5-isoxazolecarboxylic acid, isoxazole-5-carboxylic acid PubChem CID: 2060599 IUPAC-Name: 1,2-Oxazol-5-Carbonsäure SMILES: C1=C(ON=C1)C(=O)O

CAS: 1136-45-4 Summenformel: C11H9NO3 Molekulargewicht (g/mol): 203.197 MDL-Nummer: MFCD00003153 InChI-Schlüssel: PENHKTNQUJMHIR-UHFFFAOYSA-N Synonym: 5-methyl-3-phenyl-4-isooxazolic acid, 3-phenyl-5-methylisoxazol-4-carbonsaeure german, 5-methyl-3-phenylisoxazole-4-carboxylicacid, 5-methyl-3-phenyl-isoxazole-4-carboxylic acid, isoxazole-4-carboxylic acid, 5-methyl-3-phenyl, 3-phenyl-5-methylisoxazole-4-carboxylic acid, 3-phenyl-5-methylisoxazol-4-carbonsaeure, 5-methyl-3-phenyl-4-isoxazolecarboxylic acid, 4-isoxazolecarboxylic acid, 5-methyl-3-phenyl, 5-methyl-3-phenylisoxazole-4-carboxylic acid PubChem CID: 14343 IUPAC-Name: 5-Methyl-3-Phenyl-1,2-Oxazol-4-Carbonsäure SMILES: CC1=C(C(=NO1)C2=CC=CC=C2)C(=O)O

CAS: 3209-71-0 Summenformel: C4H3NO3 Molekulargewicht (g/mol): 113.07 MDL-Nummer: MFCD06738796 InChI-Schlüssel: UXYRXGFUANQKTA-UHFFFAOYSA-N Synonym: aronis24546, ksc222a3r, acmc-209hqw, pubchem12341, isoxazole-3-carboxylic, 3-carboxyisoxazole, 3-isoxazolecarboxylicacid, isoxazole-3-carboxylicacid, isoxazole-3-carboxylic acid, 3-isoxazolecarboxylic acid PubChem CID: 11286453 IUPAC-Name: 1,2-Oxazol-3-Carbonsäure SMILES: OC(=O)C1=NOC=C1

CAS: 3405-77-4 Summenformel: C5H5NO3 Molekulargewicht (g/mol): 127.099 MDL-Nummer: MFCD01318162 InChI-Schlüssel: BNMPIJWVMVNSRD-UHFFFAOYSA-N Synonym: ksc224c5p, pubchem15552, isoxazole acid, 3-isoxazolecarboxylicacid, 5-methyl, 3-carboxy-5-methylisoxazole, 5-methyl-isoxazole-3-carboxylic acid, 5-methyl-3-isoxazolecarboxylic acid, 3-isoxazolecarboxylic acid, 5-methyl, 5-methylisoxazole-3-carboxylicacid, 5-methylisoxazole-3-carboxylic acid PubChem CID: 76947 IUPAC-Name: 5-Methyl-1,2-Oxazol-3-Carbonsäure SMILES: CC1=CC(=NO1)C(=O)O

CAS: 53064-41-8 Summenformel: C9H13NO3 Molekulargewicht (g/mol): 183.207 MDL-Nummer: MFCD00014094 InChI-Schlüssel: JDWLDZUUTIPZHV-UHFFFAOYSA-N Synonym: 4-isoxazolecarboxylic acid, 3-ethyl-5-methyl-, ethyl ester, acmc-1b03d, 3-ethyl-5-methyl-isoxazole-4-carboxylic acid ethyl ester, 3-ethyl-5-methyl-4-isoxazolecarboxylicacid ethylester, ethyl 3-ethyl-5-methyl-4-isoxazolecarboxylate, ethyl 3-ethyl-5-methylisoxazole-4-carboxylate PubChem CID: 3745090 IUPAC-Name: Ethyl 3-Ethyl-5-Methyl-1,2-Oxazol-4-Carboxylat SMILES: CCC1=NOC(=C1C(=O)OCC)C

CAS: 2510-36-3 Summenformel: C6H7NO3 Molekulargewicht (g/mol): 141.126 MDL-Nummer: MFCD00051657 InChI-Schlüssel: IJEUISLJVBUNRE-UHFFFAOYSA-N Synonym: akos pao-1555, pubchem8774, 3,5-dimethylisoxazole-4-carboxylicacid, 3,5-dimethyl-isoxazole-4-carboxylic acid, 3,5-dimethyl-4-isoxazolecarboxylic acid, dimethyl-1,2-oxazole-4-carboxylic acid, 4-isoxazolecarboxylic acid, 3,5-dimethyl, 3,5-dimethylisoxasole-4-carboxylic acid, 3,5-dimethylisoxazole-4-carboxylic acid PubChem CID: 75636 IUPAC-Name: 3,5-Dimethyl-1,2-oxazol-4-Carbonsäure SMILES: CC1=C(C(=NO1)C)C(=O)O

CAS: 15055-81-9 Summenformel: C5H5NO3 Molekulargewicht (g/mol): 127.099 MDL-Nummer: MFCD01570794 InChI-Schlüssel: ILPCPKZAAQXHKL-UHFFFAOYSA-N Synonym: isoxazol-5-carbonsaeure-methylester;, 5-isoxazol-carbonsaeure-methylester;, 5-methoxycarbonyl-1,2-oxazol, methylisoxazole-5-carboxylate, methyl 5-isoxazolcarboxylate;, methyl 5-isoxazolcarboxylate, acmc-209wih, isoxazole-5-carboxylic acid methyl ester, 5-isoxazolecarboxylic acid, methyl ester, methyl isoxazole-5-carboxylate PubChem CID: 2736892 IUPAC-Name: Methyl 1,2-Oxazol-5-Carboxylat SMILES: COC(=O)C1=CC=NO1

CAS: 127-69-5 Summenformel: C₁₁H₁₃N₃O₃S Molekulargewicht (g/mol): 267.3 InChI-Schlüssel: NHUHCSRWZMLRLA-UHFFFAOYSA-N Synonym: sulfadimethylisoxazole, sulphaisoxazole, sulfisoxasole, sulfofurazole, sulfaisoxazole, sulfafurazol, sulfisoxazol, sulphafurazole, sulfafurazole, sulfisoxazole PubChem CID: 5344 ChEBI: CHEBI:102484 IUPAC-Name: 4-Amino-N-(3,4-Dimethyl-1,2-Oxazol-5-yl)Benzolsulfonamid SMILES: CC1=C(ON=C1C)NS(=O)(=O)C2=CC=C(C=C2)N

CAS: 175334-72-2 Summenformel: C4H4N2OS Molekulargewicht (g/mol): 128.15 MDL-Nummer: MFCD00276995 InChI-Schlüssel: CEDRGDFENMZKCQ-UHFFFAOYSA-N Synonym: aminoisoxazol-5-ylmethane-1-thione, 5-isoxazolecarbothioamide 9ci, isoxazole-5-carbothioic acid amide, 5-isoxazolecarbothioamide, isoxazole-5-carbothioamide PubChem CID: 2799515 IUPAC-Name: 1,2-Oxazol-5-carbothioamid SMILES: NC(=S)C1=CC=NO1

CAS: 3405-77-4 Summenformel: C5H5NO3 Molekulargewicht (g/mol): 127.099 MDL-Nummer: MFCD01318162 InChI-Schlüssel: BNMPIJWVMVNSRD-UHFFFAOYSA-N Synonym: ksc224c5p, pubchem15552, isoxazole acid, 3-isoxazolecarboxylicacid, 5-methyl, 3-carboxy-5-methylisoxazole, 5-methyl-isoxazole-3-carboxylic acid, 5-methyl-3-isoxazolecarboxylic acid, 3-isoxazolecarboxylic acid, 5-methyl, 5-methylisoxazole-3-carboxylicacid, 5-methylisoxazole-3-carboxylic acid PubChem CID: 76947 IUPAC-Name: 5-Methyl-1,2-Oxazol-3-Carbonsäure SMILES: CC1=CC(=NO1)C(=O)O

CAS: 10004-44-1 Summenformel: C4H5NO2 Molekulargewicht (g/mol): 99.089 MDL-Nummer: MFCD00144468 InChI-Schlüssel: KGVPNLBXJKTABS-UHFFFAOYSA-N Synonym: 5-methyl-3 2h-isoxazolone, 5-methyl-3-hydroxyisoxazole, itachigarden, tachigaren, hydroxyisoxazole, 5-methylisoxazol-3 2h-one, 5-methylisoxazol-3-ol, hymexazole, 3-hydroxy-5-methylisoxazole, hymexazol PubChem CID: 24781 ChEBI: CHEBI:5827 IUPAC-Name: 5-;ethyl-1,2-Oxazol-3-on SMILES: CC1=CC(=O)NO1

CAS: 113841-59-1 Summenformel: C11H10BrNO Molekulargewicht (g/mol): 252.111 MDL-Nummer: MFCD03086124 InChI-Schlüssel: KCGVZUOBUPWFJC-UHFFFAOYSA-N Synonym: isoxazole, 4-bromomethyl-3-methyl-5-phenyl, isoxazole,4-bromomethyl-3-methyl-5-phenyl, 4-bromomethyl-3-methyl-5-phenyl-isoxazole, acmc-1c8sr, pubchem23336, 4-bromomethyl-3-methyl-5-phenyl-1,2-oxazole, 4-bromomethyl-3-methyl-5-phenylisoxazole PubChem CID: 2776518 IUPAC-Name: 4-(Brommethyl)-3-Methyl-5-Phenyl-1,2-Oxazol SMILES: CC1=NOC(=C1CBr)C2=CC=CC=C2

CAS: 14442-12-7 Summenformel: C10H7NO3 Molekulargewicht (g/mol): 189.17 MDL-Nummer: MFCD01936010 InChI-Schlüssel: YGTFDJRCCBKLDM-UHFFFAOYSA-N Synonym: 3-phenyl-5-isoxazole carboxylic acid, 3-phenylisoxazole-5-carboxylicacid, 3-phenyl-5-isoxazolecarboxylicacid, 3-phenylisoxazole-5-carboxylic, 5-carboxy-3-phenylisoxazole, phenylisoxazolecarboxylicacid, 3-phenyl-isoxazole-5-carboxylic acid, 5-isoxazolecarboxylic acid, 3-phenyl, 3-phenyl-5-isoxazolecarboxylic acid, 3-phenylisoxazole-5-carboxylic acid PubChem CID: 737474 IUPAC-Name: 3-Phenyl-1,2-Oxazol-5-Carbonsäure SMILES: C1=CC=C(C=C1)C2=NOC(=C2)C(=O)O

CAS: 3209-40-3 Summenformel: C7H8ClNO3 Molekulargewicht (g/mol): 189.60 MDL-Nummer: MFCD08445409 InChI-Schlüssel: RNURPQMTRDHCNM-UHFFFAOYSA-N Synonym: 3-isoxazolecarboxylicacid, 5-chloromethyl-, ethyl ester, ehyl 5-chloromethyl-1,2-oxazole-3-carboxylate, 5-chloromethyl-isoxazole-3-carboxylic acid ethyl ester, ethyl 5-chloromethylisoxazole-3-carboxylate, ethyl 5-chloromethyl-1,2-oxazole-3-carboxylate, ethyl 5-chloromethyl-3-isoxazolecarboxylate, ethyl 5-chloromethyl isoxazole-3-carboxylate PubChem CID: 14674306 IUPAC-Name: Ethyl-5-(chlormethyl)-1,2-oxazol-3-carboxylat SMILES: CCOC(=O)C1=NOC(CCl)=C1

CAS: 17147-85-2 Summenformel: C7H9NO3 Molekulargewicht (g/mol): 155.153 MDL-Nummer: MFCD03422293 InChI-Schlüssel: RSWFHHWVFZWIMV-UHFFFAOYSA-N Synonym: 4-isoxazolecarboxylic acid, 3-ethyl-5-methyl-8ci,9ci, 4-isoxazolecarboxylicacid, 3-ethyl-5-methyl, 4-isoxazolecarboxylicacid,3-ethyl-5-methyl, acmc-1c8pz, 4-isoxazolecarboxylic acid, 3-ethyl-5-methyl, 3-ethyl-5-methyl-4-isoxazolecarboxylic acid, 3-ethyl-5-methyl-isoxazole-4-carboxylic acid, 3-ethyl-5-methylisoxazole-4-carboxylic acid PubChem CID: 2063310 IUPAC-Name: 3-Ethyl-5-Methyl-1,2-Oxazol-4-Carbonsäure SMILES: CCC1=NOC(=C1C(=O)O)C

CAS: 20328-15-8 Summenformel: C7H9NO3 Molekulargewicht (g/mol): 155.153 MDL-Nummer: MFCD01075736 InChI-Schlüssel: AEWHICNMVQOWJE-UHFFFAOYSA-N Synonym: 3-methylisoxazole-4-carboxylic acid ethyl ester, 3-methyl-4-isoxazolecarboxylic acid, ethyl ester, 4-isoxazolecarboxylicacid, 3-methyl-, ethyl ester, 3-methyl-isoxazole-4-carboxylic acid ethyl ester, 3-methyl-4-isoxazolecarboxylic acid ethyl ester, ethyl 3-methyl-4-isoxazolecarboxylate, acmc-20akze, 4-isoxazolecarboxylic acid, 3-methyl-, ethyl ester, ethyl 3-methyl-isoxazole-4-carboxylate, ethyl 3-methylisoxazole-4-carboxylate PubChem CID: 317668 IUPAC-Name: Ethyl 3-Methyl-1,2-Oxazol-4-Carboxylat SMILES: CCOC(=O)C1=CON=C1C

CAS: 19788-35-3 Summenformel: C6H7NO3 Molekulargewicht (g/mol): 141.13 MDL-Nummer: MFCD00015895 InChI-Schlüssel: MVHHQOCEOUNTID-UHFFFAOYSA-N Synonym: ksc489s1r, acmc-209xf5, 5-methyl-isoxazole-3-carboxylic acid methyl ester, 5-methylisoxazole-3-carboxylic acid methyl ester, methyl-5-methyl-3-isoxazole carboxylate, methyl 5-methyl-3-isoxazole carboxylate, 5-methyl-3-isoxazolecarboxylic acid methyl ester, 3-isoxazolecarboxylic acid, 5-methyl-, methyl ester, methyl 5-methyl-3-isoxazolecarboxylate, methyl 5-methylisoxazole-3-carboxylate PubChem CID: 88245 IUPAC-Name: Methyl 5-Methyl-1,2-Oxazol-3-Carboxylat SMILES: COC(=O)C1=NOC(C)=C1

CAS: 130628-75-0 Summenformel: C5H6BrNO Molekulargewicht (g/mol): 176.01 MDL-Nummer: MFCD02677720 InChI-Schlüssel: ASGJFGPILHALRC-UHFFFAOYSA-N Synonym: 5-brimomethyl-3-methylisoxazle, 3-bromomethyl-5-methylisoxazol, acmc-1ca86, zlchem 1313, isoxazole,3-bromomethyl-5-methyl, 3-bromomethyl-5-methyl-isoxazole, 3-bromomethyl-5-methyl-1,2-oxazole, 3-bromomethyl-5-methylisoxazole PubChem CID: 2776304 IUPAC-Name: 3-(bromomethyl)-5-methyl-1,2-oxazole SMILES: CC1=CC(CBr)=NO1

CAS: 19947-75-2 Summenformel: C5H8N2O Molekulargewicht (g/mol): 112.132 MDL-Nummer: MFCD00046081 InChI-Schlüssel: PYNDWPFZDQONDV-UHFFFAOYSA-N Synonym: pubchem8660, 3,4-dimethylisoxazol-5-ylamine, 3,4-dimethylisoxazole-5-ylamine, 5-amino-3,4-dimethyl isoxazole, 3,4-dimethyl-5-isoxazolamine, dimethyl-1,2-oxazol-5-amine, 5-isoxazolamine, 3,4-dimethyl, 5-amino-3,4-dimethyl-isoxazole, 3,4-dimethylisoxazol-5-amine, 5-amino-3,4-dimethylisoxazole PubChem CID: 88317 IUPAC-Name: 3,4-Dimethyl-1,2-Oxazol-5-Amin SMILES: CC1=C(ON=C1C)N

CAS: 321309-26-6 Summenformel: C4H4ClNO3S Molekulargewicht (g/mol): 181.59 MDL-Nummer: MFCD02681975 InChI-Schlüssel: STYUNYVEEFPQMF-UHFFFAOYSA-N Synonym: 5-methylisoxazole-4-sulphonyl chloride, 5-methyl-isoxazole-4-sulfonyl chloride, 5-methyl-4-isoxazole sulfonyl chloride, 4-isoxazolesulfonylchloride, 5-methyl, 4-chlorosulphonyl-5-methylisoxazole, chloro 5-methylisoxazol-4-yl sulfone, 4-chlorosulfonyl-5-methylisoxazole, 4-isoxazolesulfonyl chloride, 5-methyl, 5-methylisoxazole-4-sulfonyl chloride, 5-methyl-4-isoxazolesulfonyl chloride PubChem CID: 2776141 IUPAC-Name: 5-Methyl-1,2-Oxazol-4-Sulfonylchlorid SMILES: CC1=C(C=NO1)S(=O)(=O)Cl

CAS: 16114-47-9 Summenformel: C5H8BNO3 Molekulargewicht (g/mol): 140.933 MDL-Nummer: MFCD02677945 InChI-Schlüssel: DIIFZCPZIRQDIJ-UHFFFAOYSA-N Synonym: dimethyl-1,2-oxazol-4-yl boronic acid, 3,5-dimethyl-isoxazole-4-boronic acid, 3,5-dimethylisoxazol-4-yl-4-boronic acid, 3,5-dimethyl-4-isoxazoleboronic acid, 3,5-dimethylisoxazole-4-boronicacid, 3,5-dimethyl-1,2-oxazol-4-yl boronic acid, 3,5-dimethylisoxazol-4-ylboronic acid, 3,5-dimethyl-4-isoxazolylboronic acid, 3,5-dimethylisoxazol-4-yl boronic acid, 3,5-dimethylisoxazole-4-boronic acid PubChem CID: 2734346 IUPAC-Name: (3,5-Dimethyl-1,2-Oxazol-4-yl)Boronsäure SMILES: B(C1=C(ON=C1C)C)(O)O

CAS: 138716-33-3 Summenformel: C7H5NO2 Molekulargewicht (g/mol): 135.122 MDL-Nummer: MFCD06409149 InChI-Schlüssel: OBBKQMIWNVTWAY-UHFFFAOYSA-N Synonym: 5-furan-2-yl-1,2-oxazole, isoxazole, 5-2-furanyl, 5-2-furyl isoxazole PubChem CID: 19901161 IUPAC-Name: 5-(Furan-2-yl)-1,2-Oxazol SMILES: C1=COC(=C1)C2=CC=NO2

CAS: 35166-37-1 Summenformel: C5H6ClNO Molekulargewicht (g/mol): 131.56 MDL-Nummer: MFCD00221166 InChI-Schlüssel: FEXTXBAFBURKGS-UHFFFAOYSA-N Synonym: 5-methyl-3-chloromethylisoxazole, 3-choromethyl-5-methylisoxazole, 3-chloromethyl-5-methyisoxazole, acmc-209idp, zlchem 1024, pubchem8710, 3-chloromethyl-5-methyl-isoxazole, 3-chloromethyl-5-methyl-1,2-oxazole, 3-chloromethyl-5-methylisoxazole PubChem CID: 2735763 IUPAC-Name: 3-(Chlormethyl)-5-methyl-1,2-oxazol SMILES: CC1=CC(CCl)=NO1