88057-90-3

[4,8'-Bi-2H-1-benzopyran]-3,3',5,5',7,7'-hexol,4'-[2,8-bis(3,4-dihydroxyphenyl)-4-[2-(3,4-dihydroxyphenyl)-3,4-dihydro-3,5,7-trihydroxy-2H-1-benzopyran-8-yl]-3,4-dihydro-3,5,11,13,15-pentahydroxy-8,14-methano-2H,14H-1-benzopyrano[7,8-d][1,3]benzodioxocin-