4'-Demthylpodophyllotoxin beta-D-glucoside 40505-30-4 Furo(3',4':6,7)naphtho(2,3-d)-1,3-dioxol-6(5aH)-one, 9-(beta-D-glucopyranosyloxy)-5,8,8a,9-tetrahydro-5-(4-hydroxy-3,5-dimethoxyphenyl)-, (5R-(5alpha,5abeta,8aalpha,9alpha))-