cephamycin C (6R,7S)-3-[[(aminocarbonyl)oxy]methyl]-7alpha-[[(R)-5-amino-5-carboxy-1-oxopentyl]amino]-7-methoxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 3-[(carbamoyloxy)methyl]-7alpha-methoxy-7beta-[(5R)-5-amino-5-carboxypentanamido]-3,4-didehydrocepham-4-carboxylic acid 446.111 446.43200 7-[(5-amino-5-carboxypentanoyl)amino]-3-[(carbamoyloxy)methyl]-7-methoxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid A 16886B A-16886B A16886B Beilstein:5406186 C16H22N4O9S CAS:38429-35-5 CHEBI:3543 Cephamycin C InChI=1S/C16H22N4O9S/c1-28-16(19-9(21)4-2-3-8(17)11(22)23)13(26)20-10(12(24)25)7(5-29-15(18)27)6-30-14(16)20/h8,14H,2-6,17H2,1H3,(H2,18,27)(H,19,21)(H,22,23)(H,24,25)/t8-,14-,16+/m1/s1 KEGG:C06566 LXWBXEWUSAABOA-VXSYNFHWSA-N One of three naturally occurring cephamycin antibiotics, differing from the A and B forms in its carbamoyloxymethyl substituent at C-3. PMID:7419473 [H][C@]12SCC(COC(N)=O)=C(N1C(=O)[C@]2(NC(=O)CCC[C@@H](N)C(O)=O)OC)C(O)=O antibiotic 842A antibiotic A-16886B antibiotic A-16886I antibiotic WS-3442C cephemimycin chebi_ontology cephamycin