Synonyms: 7-Benzothiazolesulfonic acid, 2-(2-(2,3-dihydro-1,3-dioxo-1H-inden-2-yl)-6-quinolinyl)-6-methyl-, compd. with N-methylmethanamine (1:1);2-(2-(2,3-Dihydro-1,3-dioxo-1H-inden-2-yl)quinolin-6-yl)-6-methylbenzothiazole-7-sulphonic acid, compound with dimethylamine (1:1);2-[2-(1,3-dioxo-2,3-dihydro-1H-inden-2-yl)quinolin-6-yl]-6-methyl-1,3-benzothiazole-7-sulfonic acid - N-methylmethanamine (1:1)