1-(Dimethyl-hydrazono)-4-methyl-1-phenyl-hexan-3-ol

1-(Dimethyl-hydrazono)-4-methyl-1,5-diphenyl-pentan-3-ol

4-(Dimethyl-hydrazono)-1-methoxy-1,4-diphenyl-butan-2-ol

3-hydroxy-4-methyl-1-phenyl-1-pentanone