1,2-Diphenyl-4-(2-(p-methylbenzoyl)ethyl)-3,5-pyrazolidinedione 23934-88-5 3,5-Pyrazolidinedione, 1,2-diphenyl-4-(2-(p-toluoyl)ethyl)- 3,5-Pyrazolidinedione, 1,2-diphenyl-4-(2-p-toluoyl ethyl)-