英文别名(6R,7R)-Benzhydryl 7-((tert-butoxycarbonyl)amino)-3-(chloromethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate; Diphenylmethyl 7beta-tert-butoxycarbonylamino-3-chloromethyl-3-cephem-4-carboxylate; (6R-trans)-3-(chloromethyl)-7-{[(1,1-dimethylethoxy)carbonyl]amino}-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid diphenylmethyl ester; (6R,7R)-3-(Chloromethyl)-7-[[(tert-butoxy)carbonyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid diphenylmethyl ester; (6R,7R)-3-(chloromethyl)-7-[[(1,1-dimethylethoxy)carbonyl]amino]-8-oxo-5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid diphenylmethyl ester; Diphenylmethyl (6R,7R)-7-[(tert-butoxycarbonyl)amino]-3-(chloromethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate 
