ethyl 6-methyl-4(fur-2-yl)-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate

1-(5-acetyl-4-furan-2-yl-2,6-dimethyl-1,4-dihydro-pyridin-3-yl)-ethanone

ethyl 5-acetyl-4-(2-furyl)-2,6-dimethyl-1,4-dihydropyridine-3-carboxylate

乙基2-(2-糠酰)-3-氧代丁酸酯

5-苯基-2-己酮