5-苯基-5-乙基-2-硫代硫巴比妥酸

2-Ethoxy-5-ethyl-2-dihydro-5-phenyl-4,6(1H,5H)-pyrimidinedione

2-乙基-2-苯基丙二酰胺

甲亚胺酸

5-乙基-5-苯基-4,6(1H,5H)-嘧啶二酮