噻吩并[2,3-d]嘧啶-4-胺

4-甲氧基噻吩并[2,3-d]嘧啶

4-氯噻吩并[2,3-d]嘧啶-6-羧酸

6-溴噻吩并[2,3-d]嘧啶

N,N-dimethylthieno[2,3-d]pyrimidin-4-amine