1-(m-Trifluorophenyl)-3-phenyl-4-hydroxymethylene-5-pyrazolone, sodium salt 2,4-Dihydro-4-(hydroxymethylene)-5-phenyl-2-(3-(trifluoromethyl)phenyl)-3H-pyrazol-3-one, sodium salt 56693-29-9 L.N. 1520