Synonyms: 7-Quinolinecarboxylic acid, 8-hydroxy-2-[(1E)-2-(3,4,5-trihydroxyphenyl)ethenyl]-;7-Quinolinecarboxylic acid, 8-hydroxy-2-((1E)-2-(3,4,5-trihydroxyphenyl)ethenyl)-;(2E)-2-[2-(3,5-dihydroxy-4-oxo-1-cyclohexa-2,5-dienylidene)ethylidene]-8-hydroxy-1H-quinoline-7-carboxylic acid;Styrylquinoline der.;sodium (2E)-2-[2-(3,5-dihydroxy-4-oxo-1-cyclohexa-2,5-dienylidene)ethylidene]-8-hydroxy-1H-quinoline-7-carboxylate;