环己酮

对硝基苯甲醛

(2S)-2-[(S)-hydroxy(4-nitrophenyl)methyl]cyclohexanone

(2R)-2-[(R)-hydroxy(4-nitrophenyl)methyl]cyclohexanone

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