Synonyms: 6H-Benzofuro[3,2-c][1]benzopyran-3-ol,6a,11a-dihydro-9-methoxy-2,10-bis(3-methyl-2-butenyl)-, (6aR,11aR)- (9CI);6H-Benzofuro[3,2-c][1]benzopyran-3-ol,6a,11a-dihydro-9-methoxy-2,10-bis(3-methyl-2-butenyl)-, (6aR-cis)-;(-)-Erycristin; Erycristin