. "2-(3,4-Dihydroxy-phenyl)-5,7-dihydroxy-3-[3,4,5-trihydroxy-6-(3,4,5-trihydroxy-6-methyl-tetrahydro-pyran-2-yloxymethyl)-tetrahydro-pyran-2-yloxy]-chromen-4-one" . "5" . . . .