| Synonym | 6,6',7,7'-TETRAHYDROXY-4,4,4',4'-TETRAMETHYL-2,2'-SPIROBICHROMAN, 6,6',7,7'-TETRAHYDROXY-4,4,4',4'-TETRAMETHYL-2,2'-SPIROBISCHROMAN, Tetrahydroxytetramethylspirobichroman, 6,6,7,7-TETRAHYDROXY-4,4,4,4-TETRAMETHYL-2,2-SPIROBICHROMAN 96+%, 4,4,4',4'-Tetramethyl-2,2'-spirobichroman-6,6',7,7'-tetrol, 4,4,4',4'-Tetramethyl-6,6',7,7'-tetrahydroxy-3,3',4,4'-tetrahydrospiro[2H-1-benzopyran-2,2'-[2H][1]benzopyran], 4,4,4',4'-Tetramethyl-2,2'-spirobi[chroman]-6,6',7,7'-tetraol, 6,6',7,7'-TETRAHYDROXY-4,4,4',4'-TETRAMETHYL-2,2'-SPIROBICHROMAN |
