[(1S)-1-[[(2,5-二氧代-1-吡咯烷基)氧基]羰基]丙基]氨基甲酸苄酯

反式-4-(马来酰亚胺甲基)环己烷羧酸-NHS

(Z)-4-((((1r,4r)-4-(((2,5-dioxopyrrolidin-1-yl)oxy)carbonyl)cyclohexyl)methyl)amino)-4-oxobut-2-enoic acid

Z-DL-丙氨酸-OSu

bis(2,5-dioxopyrrolidin-1-yl) heptanedioate