title: Synthesis of pyrazolone derivatives. XXXIX. Synthesis and analgesic activity of pyrano[2,3-c]pyrazoles.
mesh_terms: D000700:Analgesics / Q000138:chemical synthesis*; D000818:Animals; D051379:Mice; D011720:Pyrazoles / Q000138:chemical synthesis* / Q000494:pharmacology
chemical_list: D000700:Analgesics; D011720:Pyrazoles