| 英文同义词: | 2-AMINO-7-ETHYL-5-OXO-5H-(1)BENZOPYRANO-(2,3-B)PYRIDINE-3-CARBONITRILE, 98;2-amino-7-ethyl-5-oxo-5H-(1)benzopyrano-(2,3-B)py;aminoethyloxo-[1]benzopyrano[2,3-b]pyridine-3-carbonitrile;2-amino-7-ethyl-5-oxochromeno[2,3-b]pyridine-3-carbonitrile;5H-[1]Benzopyrano[2,3-b]pyridine-3-carbonitrile, 2-amino-7-ethyl-5-oxo- |