英文别名2,5,6,7-tetrahydro-2-oxo-1H-Cyclopenta[b]pyridine-3-carbonitrile; 2-oxo-2,5,6,7-tetrahydro-1H-cyclopenta[b]pyridine-3-carbonitrile; 2-oxo-1,5,6,7-tetrahydrocyclopenta[b]pyridine-3-carbonitrile; 2-Oxo-1h,2h,5h,6h,7h-cyclopenta[b]pyridine-3-carbonitrile; 1H-Cyclopenta[b]pyridine-3-carbonitrile, 2,5,6,7-tetrahydro-2-oxo-; 2-oxo-1,5,6,7-tetrahydro-2H-1-pyridine-3-carbonitrile; 2,5,6,7-tetrahydro-2-oxo-1H-1-pyrindine-3-carbonitrile 
