3-甲醛-9-甲基咔唑

9-methylcarbazole-4-carbaldehyde

9-methyl-4-(1-methylindol-2-yl)carbazole

4-(1-methylindol-3-yl)pyrrolidin-2-one

3-(5-ethoxy-3,4-dihydro-2H-pyrrol-3-yl)-1-methylindole