p. 1385 - 1391
(2007/10/02)(6R,7R)-benzhydryl 3-hydroxy-8-oxo-7-(2-phenylacetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
(6R,7R)-3-Benzhydryloxy-8-oxo-7-phenylacetylamino-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester
1-<3-chloro-2-(diphenylmethyloxy)-1-(diphenylmethyloxycarbonyl)-1-propen-1-yl>-3-(phenylacetamido)-4-(phenylsulfonylthio)-2-azetidinone
1-<3-chloro-2-(diphenylmethyloxy)-1-(diphenylmethyloxycarbonyl)-1-propen-1-yl>-3-(phenylacetamido)-4-(phenylsulfonylthio)-2-azetidinone