(N-Methylpiperidino)-2 methyl-4 phenyl-6 pyridazone-3 [French] 109251-79-8 3(2H)-Pyridazinone, 4-methyl-2-(1-methyl-4-piperidyl)-6-phenyl- 4-24-00-00555 (Beilstein Handbook Reference) BRN 0288469