5,7-dimethyl-2-sulfanylidene-1H-pyrido[2,3-d]pyrimidin-4-one

2,4-dimethyl-2,3,4,4a,4b,5,6,7,8,8a,9,9a-dodecahydropyrano[2,3-b]indole,chloride

8-壬烯-2-酮

7-辛炔-2,4-二酮

2,4,5,6,8-pentamethylquinoline