1,3-二甲基-6-氨基脲嘧啶

2-硫脲嘧啶

邻苯二甲醚

6-hydroxy-1,3-dimethyl-1,3-diazinane-2,4-dione

(7aR,11aS)-8,10-dimethyl-7a,8,11a,12-tetrahydro-9H-benzo[5,6]chromeno[2,3-d]pyrimidine-9,11(10H)-dione