7-Diethylamino-4-methyl-3-(1-methyl-1H-pyrrol-2-yl)-chromen-2-one

1,5,6,7-四氢-1-甲基-4H-吲哚-4-酮

1-methyl-5,6-dihydro-4H-indol-7-one

4-hydroxy-1-(1-methyl-1H-pyrrol-2-yl)butan-1-one

2,2,2-三氟-1-(1-甲基-1H-吡咯-2-基)乙酮