title: Letter: A 2,6-methano-3-benzazocine related to the thebaine Diels-Alder adduct derivatives.
mesh_terms: D001392:Azocines / Q000138:chemical synthesis*; D055598:Chemical Phenomena; D002621:Chemistry; D013237:Stereoisomerism; D013797:Thebaine / Q000031:analogs & derivatives*
chemical_list: D001392:Azocines; D013797:Thebaine