5,7-dimethoxy-2,3,4,9-tetrahydro-1H-carbazole

2-hexylsulfanylcyclohexan-1-one

2-(pyridin-2-ylamino)cyclohexan-1-one

6,7,8,9-tetrahydropyrido<1,2-a>benzimidazole

4-甲基-7-(2-氧代环己基氧基)-色烯-2-酮