Synonyms: 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid, 7-[[(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-3-methyl-8-oxo-,(2,2-dimethyl-1-oxopropoxy)methyl ester, monohydrochloride, [6R-[6a,7b(Z)]]-;5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,7-[[(2Z)-(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-3-methyl-8-oxo-,(2,2-dimethyl-1-oxopropoxy)methyl ester, monohydrochloride, (6R,7R)- (9CI);Cefetamet (pivaloyloxy)methyl ester hydrochloride;Cefyl;Ro 15-8075;