5-25-14-00116 (Beilstein Handbook Reference) 66913-53-9 BRN 0950130 Piperazine, 1-(6-(((2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)imino)methyl)-2,3-dimethoxybenzoyl)-4-methyl-