dilithium 2-[6-(6-methyl-7-sulphonatobenzothiazol-2-yl)-2-quinolyl]-1,3-dioxoindan-5-carboxylate

2,3-Dihydro-2-[6-(6-methyl-7-sulfobenzothiazol-2-yl)quinolin-2-yl]-1,3-dioxo-1H-indene-5-carboxylic acid dilithium salt