4-(2-methyl-6,7-methylenedioxyquinazolin-4-yl)butan-2-one

2,4-dimethyl-6,7-methylenedioxyquinazoline

环己酮

(2S)-2-[(R)-hydroxy(phenyl)methyl]cyclohexan-1-one

2-[1'-hydroxy-1'-(4-nitrophenyl)methyl]cyclohexan-1-one