3-羟基-5-苯基-2-环己烯-1-酮

dimethyl (R)-(-)-4-oxo-2-phenyl-1,1-pentanedicarboxylate

methyl 2-hydroxy-4-oxo-6-phenylcyclohex-2-enecarboxylate

二甲基二(羟基甲基)丙二酸酯

环氧乙烷