N-苄氧羰基-D-色氨酸

(1R,3r)-1,2,3,4-四氢-1-(3,4-亚甲基二氧基苯基)-9h-吡啶并[3,4-b]吲哚-3-羧酸甲酯

(1S,3R)-甲基-1,2,3,4-四氢-1-(3,4-亚甲二氧基苯基)-9H-吡啶并[3,4-b]吲哚-3-羧酸酯

4-amino-2-hydroxy-2-(1H-indol-3-ylmethyl)pentanedioic acid

2-hydroxy-2-(1H-indol-3-ylmethyl)-4-oxopentanedioic acid