[5-[5-[[6-[[6-[[6-[[6-[[2-(3,4-dihydroxyphenyl)-3,5-dihydroxy-4-[3,5,7-trihydroxy-2-(3,4,5-trihydroxyphenyl)-4-[3,5,7-trihydroxy-2-(3,4,5-trihydroxyphenyl)-4-[3,5,7-trihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromen-6-yl]-3,4-dihydro-2H-chromen-6-yl]-3,4-dihydro-2H-chromen-6-yl]-3,4-dihydro-2H-chromen-7-yl]oxy]-3,4,5-trihydroxyoxan-2-yl]methoxy]-3,4,5-trihydroxyoxan-2-yl]methoxy]-3,4,5-trihydroxyoxan-2-yl]methoxy]-3,4,5-trihydroxyoxan-2-yl]methoxycarbonyl]-2,3-dihydroxyphenoxy]carbonyl-2,3-dihydroxyphenyl] 3,4,5-trihydroxybenzoate