penicillin (2S,5S,6R)-6-[[[3-(2-chlorophenyl)-5-methyl-4-isoxazolyl]-oxomethyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 435.066 435.883 C19H18ClN3O5S CC1=C(C(=NO1)C2=CC=CC=C2Cl)C(=O)N[C@H]3[C@H]4N(C3=O)[C@H](C(S4)(C)C)C(=O)O CHEBI:94549 InChI=1S/C19H18ClN3O5S/c1-8-11(12(22-28-8)9-6-4-5-7-10(9)20)15(24)21-13-16(25)23-14(18(26)27)19(2,3)29-17(13)23/h4-7,13-14,17H,1-3H3,(H,21,24)(H,26,27)/t13-,14+,17+/m1/s1 LINCS:LSM-5392 LQOLIRLGBULYKD-KEYYUXOJSA-N chebi_ontology