甲醛

苯甲酸

ethyl (2-phenylimidazo[1,2-a]pyridin-7-yl)carbamate

(E,Z)-6-methyl-2-(2-oxo-2-phenylethylidene)-2,3-dyhydropyrimidin-4(1H)-one

1,4-diphenyl-2-hydroxy-1,4-butanedione