((1-Methyl)ethoxycarbonyloxy)-ethyl 7-(2-(2-amino-4-thiazole)-2-methoxyaminoacetamido)-3-(2-propenyl)-3-cephem-4-carboxylate 137778-04-2 5-Thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, 7-(((2-amino-4-thiazolyl)(methoxyimino)acetyl)amino)-3-(1-methylethenyl)-8-oxo-, 1-(((1-methylethoxy)carbonyl)oxy)ethyl ester, (6R-(2(R*),6alpha,7beta(Z)))- Meatmc