2-氨基-5-甲基-4-嘧啶醇

5-甲基-7H-吡咯并[2,3-D]嘧啶-2,4-二胺

4-苯基嘧啶-2-胺

1,5-diphenyl-4-(2,6-diphenylpyran-4-ylidene)-2-pentene-1,5-dione

1,5-Diphenylpentene-1,5-dione