sodium 2-[2-(2,3-dihydro-1,3-dioxo-1H-inden-2-yl)-6-quinolyl]-6-methylbenzothiazole-7-sulphonate

2-[2-(2,3-Dihydro-1,3-dioxo-1H-inden-2-yl)quinolin-6-yl]-6-methyl-7-benzothiazolesulfonic acid sodium salt