Dihydropyrrolizine derivatives from unsaturated pyrrolizidine alkaloids.
D000470:Alkaloids / Q000138:chemical synthesis*; D055598:Chemical Phenomena; D002621:Chemistry; D011083:Polycyclic Compounds / Q000138:chemical synthesis*; D011758:Pyrroles
D000470:Alkaloids; D011083:Polycyclic Compounds; D011758:Pyrroles