4-氨基四氢吡喃

6-(2,4-difluorophenoxy)-2-methanesulfonyl-8-methyl-8H-pyrido[2,3-d]pyrimidin-7-one

6-(2,4-二氟苯氧基)-8-甲基-2-(甲硫基)吡啶并[2,3-d]嘧啶-7(8H)-酮

(4-甲基氨基-2-甲烷磺酰基-嘧啶-5-基)-甲醇

4-氯-2-甲硫基嘧啶-5-羧酸乙酯