(R)-3-((1H-indol-3-yl)methyl)-1-methylpiperazine-2,5-dione

(R)-ethyl 2-(2-((tert-butoxycarbonyl)amino)-3-(1H-indol-3-yl)-N-methylpropanamido)acetate

D-色氨酸甲酯盐酸盐

(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

L-色氨酸甲酯