Synonyms: 2-Cyclohexen-1-one,6-[(1S,2R)-2-hydroxy-1-methyl-2-(3,4,5-trimethoxyphenyl)ethyl]-4-methoxy-6-(2-propenyl)-,(4R,6R)- (9CI); 2-Cyclohexen-1-one,6-[2-hydroxy-1-methyl-2-(3,4,5-trimethoxyphenyl)ethyl]-4-methoxy-6-(2-propenyl)-,[4R-[4a,6a(1S*,2R*)]]-; (-)-Megaphone; Megaphone; NSC 288408