(3aR,4S,9R,9aR)-4,6,7-Trihydroxy-9-(4-hydroxy-3,5-dimethoxyphenyl)-3a,4,9,9a-tetrahydronaphtho[2,3-c]furan-1(3H)-one 138456-91-4 4-Demethyl-6,7-demethylene-1-epipodophyllotoxin AIDS-005825 AIDS005825 Naphtho[2,3-c]furan-1(3H)-one, 3a,4,9,9a-tetrahydro-4,6,7-trihydroxy-9-(4-hydroxy-3,5-dimethoxyphenyl)-, [3aR-(3a.alpha.,4.beta.,9.alpha.,9a.beta.)]-