Synonyms: Sumatrol(6CI,7CI); [1]Benzopyrano[3,4-b]furo[2,3-h][1]benzopyran-6(6aH)-one,1,2,12,12a-tetrahydro-5-hydroxy-2-isopropenyl-8,9-dimethoxy-, (-)- (8CI);[1]Benzopyrano[3,4-b]furo[2,3-h][1]benzopyran-6(6aH)-one,1,2,12,12a-tetrahydro-5-hydroxy-8,9-dimethoxy-2-(1-methylethenyl)-, [2R-(2a,6aa,12aa)]-; (-)-11-Hydroxyrotenone; (-)-Sumatrol