112700-46-6
(5S)-4-hydroxy-5-indol-3-ylmethyl-1-t-butoxycarbonylaminopyrrol-2(5H)-one
→
112700-50-2
(4S,5S)-4-hydroxy-5-indol-3-ylmethyl-1-t-butoxycarbonylaminopyrrol-2-one