1,2-Diphenyl-4-(2-(m-(trifluoromethyl)benzoyl)ethyl)-3,5-pyrazolidinedione 20358-71-8 3,5-Pyrazolidinedione, 1,2-diphenyl-4-(2-(alpha,alpha,alpha-trifluoro-m-toluoyl)ethyl)- 5-24-09-00314 (Beilstein Handbook Reference) BRN 0633191