4-nitrobenzyl (5R,6S)-2-[7-(1-t-butyldimethylsilyloxy)ethylimidazo[5,1-b]thiazol-3-yl]-6-((1R)-1-hydroxyethyl)-1-carbapen-2-em-3-carboxylate 生成
4-nitrobenzyl (5R,6S)-6-((1R)-1-hydroxyethyl)-2-[7-(1-hydroxy)ethylimidazo[5,1-b]thiazol-3-yl]-1-carbapen-2-em-3-carboxylate