Synonyms: 2-Propen-1-one,1-[3-[(1S,5S,6R)-6-[2,4-dihydroxy-3-[(1E)-3-methyl-1-butenyl]benzoyl]-5-(2,4-dihydroxyphenyl)-3-methyl-2-cyclohexen-1-yl]-2,4-dihydroxyphenyl]-3-(2,4-dihydroxyphenyl)-,(2E)- (9CI); 2-Propen-1-one, 1-[3-[6-[2,4-dihydroxy-3-(3-methyl-1-butenyl)benzoyl]-5-(2,4-dihydroxyphenyl)-3-methyl-2-cyclohexen-1-yl]-2,4-dihydroxyphenyl]-3-(2,4-dihydroxyphenyl)-,[1S-[1a(E),5b,6a(E)]]-; (+)-Artonin C; Artonin C