davallin

(2R,2'R,2''R,2'''R,4'β,4''β,4'''β)-2''α-(4-Hydroxyphenyl)-2α,2'α,2'''α-tris(3,4-dihydroxyphenyl)-6,4':8',4'':6'',4'''-quaterchroman-3α,3'α,3''α,3'''α,5,5',5'',5''',7,7',7'',7'''-dodecol