7-(2-(2-aminothiazol-4-yl)-2-(a-carboxyl-3,4-dihydroxybenzyloxyimino)acetamide)-3-(3-(4-amino-1-pyrimidino)-1-propen-1-yl)-3-cephem-4-carboxylate
7-(2-(2-aminothiazol-4-yl)-2-(a-carboxyl-3,4-dihydroxybenzyloxyimino)acetamide)-3-(3-(4-amino-1-pyrimidino)-1-propen-1-yl)-3-cephem-4-carboxylate