160032-70-2

5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,3-[(acetyloxy)methyl]-7-(3,3-dimethyl-1-butenylidene)-8-oxo-,diphenylmethyl ester, (6R,7S)-

5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,3-[(acetyloxy)methyl]-7-(3,3-dimethyl-1-butenylidene)-8-oxo-,diphenylmethyl ester, (6R,7S)-