3590-93-0 4'-Demethyldeoxypodophyllotoxin 4'-Demethyldesoxypodophyllotoxin A 80198 Furo(3',4':6,7)naphtho(2,3-d)-1,3-dioxol-6(5ah)-one, 5,8,8a,9-tetrahydro-5-(4-hydroxy-3,5-dimethoxyphenyl)-, (5R-(5-alpha,5a-beta,8a-alpha))- Podophyllotoxin, 4'-O-demethyl-4-deoxy- (7CI,8CI)