1-hydroxy-1,3-diphenylpropan-2-one

2-甲基-1,2-二苯基-1-丙酮

1-hydroxy-1-phenylbutan-2-one

(R)-1-hydroxy-3-methyl-1-phenylbutan-2-one

3-methyl-1-phenylbutane-1,2-dione