6-氯-N4-乙基-4,5-嘧啶二胺

(9-ethyl-2,8-bis-methylsulfanyl-9H-purin-6-yl)-dimethyl-amine

N6-ethyl-N4,N4-dimethyl-2-methylsulfanyl-5-nitroso-pyrimidine-4,6-diyldiamine

(2,8-bis-methylsulfanyl-7(9)H-purin-6-yl)-dimethyl-amine

6-dimethylamino-2-methylsulfanyl-7,9-dihydro-purine-8-thione