英文同义词: | RA 642;2,2'-[4,8-Bis(diethylamino)pyrimido[5,4-d]pyrimidine-2,6-diyl]bis[(2-methoxyethyl)imino]bisethanol;RA-642BS;RXRA-642;2-[[4,8-bis(diethylamino)-2-[2-hydroxyethyl(2-methoxyethyl)amino]pyrimido[5,4-d]pyrimidin-6-yl]-(2-methoxyethyl)amino]ethanol;Ethanol, 2,2'-[[4,8-bis(diethylamino)pyrimido[5,4-d]pyrimidine-2,6-diyl]bis[(2-methoxyethyl)imino]]bis- |