title: Proceedings: The interconversion of open and closed E ring oxindole alkaloids in Mitragyna species.
mesh_terms: D000470:Alkaloids / Q000378:metabolism*; D002250:Carbon Radioisotopes; D007211:Indoles / Q000378:metabolism*; D008968:Molecular Conformation; D010946:Plants, Medicinal / Q000378:metabolism*; D013188:Sri Lanka
chemical_list: D000470:Alkaloids; D002250:Carbon Radioisotopes; D007211:Indoles