104873-15-6
4-nitrobenzyl (4R,5R,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-3,7-dioxo-1-azabicyclo[3.2.0]-heptane-2-carboxylate
→
491878-07-0
多尼培南缩合物
148016-81-3
多尼培南