diphenylmethyl (6R,7R)-7-(benzoylamino)-3-(chloromethyl)-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
CAS No. 68314-04-5
5-oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-(benzoylamino)-3-(chloromethyl)-8-oxo-, diphenylmethyl ester, (6R,7R)-