diethyl 3-phenylpentanedioate

2-[(2,6-dioxocyclohexyl)-phenylmethyl]cyclohexane-1,3-dione

2-乙氧基-4-羟基-6-甲基嘧啶

O-ethyl hydrazinothiocarboxylate

2-氯-4-羟基苯甲酸乙酯