6-[4-[(4-Ethyl-1-piperazinyl)methyl]phenyl]-N-[(1R)-1-phenylethyl]-7H-pyrrolo[2,3-D]pyrimidin-4-amine497839-62-0100 % similar 5-[(4-Ethyl-1-piperazinyl)methyl]-2-pyridinamine1180132-17-535 % similar