(2,2'-Binaphthalene)-8,8'-dicarboxaldehyde, 1,1',4,4'-tetrahydro-6,6',7,7'-tetrahydroxy-3,3'-dimethyl-5,5'-bis(1-methylethyl)-1,1',4,4'-tetraoxo- (2,2'-Binaphthalene)-8,8'-dicarboxaldehyde, 1,1',4,4'-tetrahydro-6,6',7,7'-tetrahydroxy-3,3'-dimethyl-5,5'-bis(1-methylethyl)-1,1',4,4'-tetroxo- 4547-72-2 Gossypolone