p. 2643 - 2651
(2007/10/02)(6R,7R)-7-{2-(2-Amino-thiazol-4-yl)-2-[(Z)-ethoxyimino]-acetylamino}-3-[(3-bromo-4,5-dihydroxy-benzoylamino)-methyl]-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid
7-{2-(2-aminothiazol-4-yl)-2-[(Z)-(1-carboxy-1-methylethoxy)imino]acetamido}-3-{[(3-bromo-4,5-dihydroxybenzoyl)oxy]methyl}ceph-3-em-4-carboxylic acid
(6R,7R)-7-{2-(2-Amino-thiazol-4-yl)-2-[(Z)-1-carboxy-1-methyl-ethoxyimino]-acetylamino}-3-[(3-bromo-4,5-dihydroxy-benzoylamino)-methyl]-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid
(6R,7R)-7-Amino-3-(3,4-diacetoxy-5-bromo-benzoyloxymethyl)-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester
diphenylmethyl 7-<2-(2-aminothiazol-4-yl)-2-<<(Z)-1-(tert-butoxycarbonyl)-1-methylethoxy>imino>acetamido>-3-<<(3-bromo-4,5-diacetoxybenzoyl)oxy>methyl>ceph-3-em-4-carboxylate