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2-Quinolinecarboxaldehyde ISOQUINOLINE-1-CARBALDEHYDE ISOQUINOLINE-5-CARBALDEHYDE 3-isoquinolinecarboxaldehyde Isoquinoline-5-sulphonyl chloride hydrochloride 6-Isoquinolinecarboxaldehyde (9CI) 8-isoquinolinyl-boronic acid C-ISOQUINOLIN-4-YL-METHYLAMINE ISOQUINOLINE-5-CARBOXYLIC ACID 7-Isoquinolinecarboxaldehyde (6CI,9CI)