dialuminium tris[2-(2,4,5,7-tetrabromo-6-oxido-3-oxoxanthen-9-yl)-3,4,5,6-tetrachlorobenzoate]

Spiroisobenzofuran-1(3H),9-9Hxanthen-3-one, 2,4,5,7-tetrabromo-4,5,6,7-tetrachloro-3,6-dihydroxy-, aluminum salt (3:2)