Synonyms: 6,14-Methano-10H,14H-[1]benzopyrano[7,6-d][1,3]benzodioxocin-1,3,11,13,15-pentol,6,10-bis(3,4-dihydroxyphenyl)-12-[2-(3,4-dihydroxyphenyl)-3,4-dihydro-3,5,7-trihydroxy-2H-1-benzopyran-8-yl]-11,12-dihydro-,[6S-[6a,10a,11a,12b(2S*,3S*),14a,15S*]]-; Pavetannin B 3