(6E)-2-methoxy-6-[(2-phenylhydrazinyl)methylidene]cyclohexa-2,4-dien-1-one

(3-methyl-1-phenylpyrazol-4-yl)-phenylmethanone

(5-methyl-1-phenyl-1H-pyrazol-4-yl)-phenyl-methanone

1-苯基-4,5-二氢-1H-吡唑

4-(1-hydroxyethyl)-5-methoxy-5-methylfuran-2-one