p-nitrobenzyl (5R,6S)-6-[1(R)-hydroxyethyl]-2-oxocarbapenam-3-carboxylate 、
(4S)-1-(p-nitrobenzyloxycarbonyl)-2-methoxycarbonyl-4-mercaptopyrrolidine 、
二苯基次膦酰氯 生成 p-Nitrobenzyl (5R,6S)-6-[1(R)-hydroxyethyl]-2-[(4S)-2-methoxycarbonyl-1-(p-nitrobenzyloxycarbonyl)pyrrolidin-4-ylthio]-2-carbapenem-3-carboxylate