penicillanic acids sulbactam (2S,5R)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid 4,4-dioxide (2S,5R)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4,4-dioxide 2,2-dimethyl-1,1-dioxidopenam-3alpha-carboxylic acid 233.036 233.24200 Beilstein:4192832 C8H11NO5S CAS:68373-14-8 CHEBI:9321 Drug_Central:2492 FKENQMMABCRJMK-RITPCOANSA-N InChI=1S/C8H11NO5S/c1-8(2)6(7(11)12)9-4(10)3-5(9)15(8,13)14/h5-6H,3H2,1-2H3,(H,11,12)/t5-,6+/m1/s1 KEGG:C07770 KEGG:C14001 KEGG:D02223 KEGG:D08533 LINCS:LSM-5553 Patent:BE867859 Patent:US4234579 Wikipedia:Sulbactam [H][C@@]12CC(=O)N1[C@@H](C(O)=O)C(C)(C)S2(=O)=O chebi_ontology penicillanic acid 1,1-dioxide penicillanic acid sulfone sulbactam sulbactamum