2-hydroxy-2-methyl-1-phenylbutan-1-one

3-hydroxy-3-phenylpentane-2-one

5-chloro-3-methyl-2-phenylpyrazine

1-phenyl-2-trimethylsilyloxyprop-2-en-1-one

(1-hydrazinylidene-1-phenylpropan-2-ylidene)hydrazine