4,4′-二甲氧基苯偶酰

4,4’-双(二甲基)苯酯

5,5-双(4-氟苯基)咪唑烷-2,4-二酮

1,2-bis[4-(diethylamino)phenyl]ethane-1,2-dione

2,3-bis(4-fluorophenyl)-5-propan-2-ylpyrazine