Synonyms: 2H-1-Benzopyran-4-aceticacid,8-[3,4-dihydro-3,5,11,13,15-pentahydroxy-2,8-bis(4-hydroxyphenyl)-8,14-methano-2H,14H-1-benzopyrano[7,8-d][1,3]benzodioxocin-4-yl]-3,4-dihydro-3,5,7-trihydroxy-2-(4-hydroxyphenyl)-,methyl ester, [2R-[2a,3a,4b(2R*,3R*,4S*),8b,14b,15R*]]-; 8,14-Methano-2H,14H-1-benzopyrano[7,8-d][1,3]benzodioxocin,2H-1-benzopyran-4-acetic acid deriv.; (+)-Selligueain B; Selligueain B