2-benzenesulfonyl-3-phenyl-oxaziridine

8-cyclopentyl-2-methanesulfanyl-8H-pyrido[2,3-d]pyrimidin-7-one

4-氨基-2-甲巯基嘧啶-5-甲醛

2-甲硫基-4-氨基嘧啶-5-甲醇

4-氯-2-甲硫基嘧啶-5-羧酸乙酯