5-叠氮基-2-硝基苯甲酸琥珀酰亚胺酯

(2,5-dioxopyrrolidin-1-yl) 2-[[2-[(2-sulfanylacetyl)amino]acetyl]amino]acetate

(2,5-dioxopyrrolidin-1-yl) 2-methoxybenzoate

(2,5-dioxopyrrolidin-1-yl) cyclohexanecarboxylate

(3S)-4-[(2,5-二氧代-1-吡咯烷基)氧基]-4-氧代-3-[[(苯基甲氧基)羰基]氨基]-丁酸苄酯