N-[4-[6-amino-5-cyano-2-[[6-[3-[4-(2-diethylaminoethyl)piperazin-1-yl]-3-oxopropyl]pyridin-2-yl]methylsulfanyl]pyrimidin-4-yl]phenyl]acetamide
N-[4-[6-amino-5-cyano-2-[[6-[3-[4-(2-diethylaminoethyl)piperazin-1-yl]-3-oxo-propyl]-2-pyridyl]methylsulfanyl]pyrimidin-4-yl]phenyl]acetamide
N-[4-[6-amino-5-cyano-2-[[6-[3-[4-(2-diethylaminoethyl)-1-piperazinyl]-3-oxopropyl]-2-pyridyl]methylthio]-4-pyrimidinyl]phenyl]acetamide
N-[4-[6-amino-5-cyano-2-[[6-[3-[4-(2-diethylaminoethyl)piperazin-1-yl]-3-keto-propyl]-2-pyridyl]methylthio]pyrimidin-4-yl]phenyl]acetamide
N-[4-[6-amino-5-cyano-2-[[6-[3-[4-(2-diethylaminoethyl)piperazin-1-yl]-3-oxo-propyl]pyridin-2-yl]methylsulfanyl]pyrimidin-4-yl]phenyl]ethanamide