6-methylpentathiepino[6,7-b]indole

5,10-dihydro-5,10-dimethyl[1,2,3,4]-tetrathiocino[5,6-b:8,7-b']diindole

1-甲基-1H-吲哚-3-羧酸甲酯

1-methylindole-3-carboxamide

1-甲基吲哚-2-羧酸乙酯