Synonyms: 4H-1-Benzopyran-4-one,2,3-dihydro-7-hydroxy-2-[4-hydroxy-3-(3-methyl-2-butenyl)phenyl]-6,8-bis(3-methyl-2-butenyl)-,(2S)- (9CI); 4H-1-Benzopyran-4-one,2,3-dihydro-7-hydroxy-2-[4-hydroxy-3-(3-methyl-2-butenyl)phenyl]-6,8-bis(3-methyl-2-butenyl)-,(S)-; Prostratol G