SEARCH Articles Figures Tables 3-Peltatin methyl ether A-Peltatin Antitumor lignans peltatins Dehydro- 3-peltatin methyl ether Dehydro-P-peltatin methyl ether P-Peltatin P-Peltatin methyl ether Peltatins Podophyllum peltatum (Peltatin, Podophyllotoxin