Ethyl 6-methyl-2-oxo-4-phenyl-1,2,3,4-tetrahydro-5-pyrimidinecarb oxylate

ethyl 2-methoxy-4-methyl-6-phenylpyrimidine-5-carboxylate

乙酰乙酸乙酯

苯甲醛

ethyl 6-methyl-2-methoxy-4-(phenyl)-1,4-dihydropyrimidine-5-carboxylate