title: Amidines. 4. Synthesis of tricyclic guanidines related to 1,2,3,5-tetrahydroimidazo(2,1-b)quinazoline, a new antihypertensive agent.
mesh_terms: D000818:Animals; D000959:Antihypertensive Agents / Q000138:chemical synthesis* / Q000494:pharmacology; D001794:Blood Pressure / Q000187:drug effects; D003500:Cyclization; D004285:Dogs; D006146:Guanidines / Q000138:chemical synthesis* / Q000494:pharmacology; D007093:Imidazoles / Q000138:chemical synthesis / Q000494:pharmacology; D009682:Magnetic Resonance Spectroscopy; D008722:Methods; D011799:Quinazolines / Q000138:chemical synthesis* / Q000494:pharmacology; D013329:Structure-Activity Relationship
chemical_list: D000959:Antihypertensive Agents; D006146:Guanidines; D007093:Imidazoles; D011799:Quinazolines