Bibliografisk träff 1979-01-01 A new nonsteroidal analgesic-antiinflammatory agent. Synthesis and activity of 4-ethoxy-2-methyl-5-morpholino-3(2H)-pyridazinone and related compounds. Takaya M, Sato M, Terashima K, Tanizawa H, Maki Y. J Med Chem · journal article · DOI 10.1021/jm00187a013