1H-吲哚-2,3-二甲酸

1H-吲哚-2-基(苯基)甲酮

4-benzylfuro[3,4-b]indole-1,3-dione

5H-pyridazino[4,5-b]indol-4-ylhydrazine

2,3-二氢-1H-哒嗪并(4,5-b)吲哚-1,4(5H)-二酮