21884-44-6 5H,6H-6,13a,5a,14-(1,2,3,4)Butanetetraylcycloocta(1,2-b:5,6-b')dinaphthalene-5,8,13,16(14H)-tetrone, 1,4,7,9,12,15,17,20-octahydroxy-3,11-dimethyl- 8,8'-Dihydroxyrugulosin AIDS-031098 AIDS031098 LUTEOSKYRIN LUTEOSKYRIN, (-) NSC160879