title: Structures of modified cardenolides. I. Lactam analogues of isodigitoxigenin.
mesh_terms: D002297:Cardanolides / Q000031:analogs & derivatives*; D004073:Digitoxigenin / Q000031:analogs & derivatives*; D007769:Lactams; D008968:Molecular Conformation; D014961:X-Ray Diffraction
chemical_list: D002297:Cardanolides; D007769:Lactams; D004073:Digitoxigenin