英文别名1,2-Dihydro-8-hydroxy-2-oxo-5-quinolinecarboxaldehyde; 8-hydroxy-2-oxo-1H-quinoline-5-carbaldehyde; 5-Quinolinecarboxaldehyde,1,2-dihydro-8-hydroxy-2-oxo; 5-formyl-8-hydroxycarbostyryl; 5-Formyl-8-hydroxycarbostyril; 8-hydroxy-2-oxo-1,2-dihydroquinoline-5-carbaldehyde; 8-Hydroxy-2-oxo-1,2-dihydro-5-quinolinecarboxaldehyde; Procaterol Impurity 11; Procaterol aldehyde Impurity 
