2,3-Dihydro-4-phenyl-2-(2-(1-pyrrolidinyl)ethyl)-6-(3-trifluormethylpheyl)-3-pyridazinon 23419-43-4 3(2H)-Pyridazinone, 4-phenyl-2-(2-(1-pyrrolidinyl)ethyl)-6-(alpha,alpha,alpha-trifluoro-m-tolyl)- 4-Phenyl-2-(2-(1-pyrrolidinyl)ethyl)-6-(alpha,alpha,alpha-trifluoro-m-tolyl)-3(2H)-pyridazinone Ridaflon Ridaflone Ridaflonum