4-nitrobenzyl (4R,5S,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-3-[(2S,4S)-1-(4-nitrobenzyloxycarbonyl)-2-(thiazol-4-yl)pyrrolidin-4-ylthio]-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate 生成
(4R,5S,6S)-6-[(1R)-1-Hydroxyethyl]-4-methyl-7-oxo-3-[(2S,4S)-2-(thiazol-4-yl)pyrrolidin-4-ylthio]-1azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid