1-hydroxy-3,4-bis(1H-indol-3-yl)pyrrole-2,5-dione

N-propylindol-1-amine

1,4-二甲基-3-甲酰基咔唑

1,4-Dimethylcarbazol-6-carbaldehyd

(R)-3-[(1-甲基-2-吡咯烷基)甲基]-1H-吲哚