英文同义词
2-Pyrazinecarbonitrile, 5-[[5-amino-4-[[2-(dimethylamino)ethyl]amino]-2-pyridinyl]amino]-;5-((5-Amino-4-((2-(dimethylamino)ethyl)amino)pyridin-2-yl)amino)pyrazine-2-carbonitrile;5-[[5-amino-4-[2-(dimethylamino)ethylamino]pyridin-2-yl]amino]pyrazine-2-carbonitrile