Synonyms: Sanggenon C;(5aR,10aS)-2-[6β-(2,4-Dihydroxybenzoyl)-5α-(2,4-dihydroxyphenyl)-3-methyl-2-cyclohexene-1β-yl]-5a,10a-dihydro-1,3,8,10a-tetrahydroxy-5a-(3-methyl-2-butenyl)-11H-benzofuro[3,2-b][1]benzopyran-11-one;2-[(1S)-6β-(2,4-Dihydroxybenzoyl)-5α-(2,4-dihydroxyphenyl)-3-methyl-2-cyclohexene-1β-yl]-5a,10a-dihydro-1,3,8,10aβ-tetrahydroxy-5aβ-(3-methyl-2-butenyl)-11H-benzofuro[3,2-b][1]benzopyran-11-one;Sanggenone C