N-[amino(phenyl)methylidene]-5-ethoxy-2-phenyl-1,3-oxazole-4-carboxamide

5-nitro-2-phenylpyrimidine

4,6-Dichloro-5-nitro-2-phenylpyrimidine

3,5-二苯基-1,2,4-恶二唑

4-(4-methoxyphenyl)-2,6-diphenylpyrimidine-5-carbonitrile