Synonyms: Methanone,(2,4-dihydroxyphenyl)[5-[7-(2,4-dihydroxyphenyl)-6a,6b,12a,13a-tetrahydro-3,10-dihydroxy-6,12a-bis(4-hydroxyphenyl)-6H,7H-furo[2,3-b:4,5-c']bis[1]benzopyran-9-yl]tetrahydro-2-(4-hydroxyphenyl)-4-[(4-hydroxyphenyl)methyl]-3-furanyl]-,[6a,6aa,6bb,7b,9(2R*,3R*,4R*,5S*),12ab,13aa]-; 6H,7H-Furo[2,3-b:4,5-c']bis[1]benzopyran,methanone deriv.; Lophiroflavan A