is conjugate base of penicillinate anion azidocillin azidocillin(1-) (2S,5R,6R)-6-{[(2R)-2-azido-2-phenylacetyl]amino}-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 2,2-dimethyl-6beta-[(2R)-2-azido-2-phenylacetamido]penam-3alpha-carboxylate 374.092 374.39554 C16H16N5O4S CHEBI:51762 InChI=1S/C16H17N5O4S/c1-16(2)11(15(24)25)21-13(23)10(14(21)26-16)18-12(22)9(19-20-17)8-6-4-3-5-7-8/h3-7,9-11,14H,1-2H3,(H,18,22)(H,24,25)/p-1/t9-,10-,11+,14-/m1/s1 ODFHGIPNGIAMDK-NJBDSQKTSA-M [H][C@]12SC(C)(C)[C@@H](N1C(=O)[C@H]2NC(=O)[C@H](N=[N+]=[N-])c1ccccc1)C([O-])=O chebi_ontology