1-苄基-4-(4-吡啶) 哌嗪

哌嗪

4-氯吡啶

4-溴吡啶

(R)-2-(2-chloro-5-oxo-6,7-dihydro-5H-5λ4-thieno[3,2-d]pyrimidin-4-ylamino)-3-methyl-butan-1-ol