4'-demethyldehydropodophyllotoxin;4-Demethyl-Dehydropodophyllotoxin;4 inverted exclamation mark -Demethyldehydropodophyllotoxin;5-hydroxy-9-(4-hydroxy-3,5-dimethoxyphenyl)-6H-[2]benzofuro[5,6-f][1,3]benzodioxol-8-one;9-Hydroxy-5-(4-hydroxy-3,5-dimethoxyphenyl)furo[3',4':6,7]naphtho[2,3-d][1,3]dioxol-6(8H)-one