1-benzyl-5-ethyl-5-phenyl-1,3-diazinane-2,4,6-trione

5-ethyl-5-(3-nitrophenyl)-1,3-diazinane-2,4,6-trione

5-ethyl-5-(4-nitro-phenyl)-pyrimidine-2,4,6-trione

5-乙基-5-苯基-1,3-二(苯基甲基)-1,3-二嗪农-2,4,6-三酮