2-[Arylamino(imino)]perhydropyrido-[1,2-d][1,3,4]oxadiazine and 2-[Aryl-amino(imino)]-perhydropyrrolo[1,2-d]-[1,3,4]oxadiazine: Heterocyclic Ring Systems Involving a Bridge-Head Nitrogen
2-[Arylamino(imino)]perhydropyrido-[1,2-d][1,3,4]oxadiazine and 2-[Aryl-amino(imino)]-perhydropyrrolo[1,2-d]-[1,3,4]oxadiazine: Heterocyclic Ring Systems Involving a Bridge-Head Nitrogen
2-[Arylamino(imino)]perhydropyrido-[1,2-d][1,3,4]oxadiazine and 2-[Aryl-amino(imino)]-perhydropyrrolo[1,2-d]-[1,3,4]oxadiazine: Heterocyclic Ring Systems Involving a Bridge-Head Nitrogen