title: [Research on phenoxazine derivatives. 3. Synthesis of some phenoxazines with cyclic nitrogen-containing side-chains].
mesh_terms: D006571:Heterocyclic Compounds / Q000737:chemistry*; D009584:Nitrogen; D010078:Oxazines; D012106:Research
chemical_list: D006571:Heterocyclic Compounds; D010078:Oxazines; C039203:phenoxazine; D009584:Nitrogen
keywords: HETEROCYCLIC COMPOUNDS/chemistry