Synonyms: 5H,6H-6,13a,5a,14-[1,2,3,4]Butanetetraylcycloocta[1,2-b:5,6-b']dinaphthalene-5,8,13,16(14H)-tetrone,1,7,9,15,17,20-hexahydroxy-3,11-dimethyl- (8CI); Rugulosin,(1S,1'S,2R,2'R,3S,3'S,9aR,9'aR)-; 5H,6H-6,13a,5a,14-[1,2,3,4]Butanetetraylcycloocta[1,2-b:5,6-b']dinaphthalene,rugulosin deriv.; (-)-Rugulosin