G 25671;Sulfinpyrazone sulfide;Sulfinpyrazone EP Impurity B;1,2-Diphenyl-4-[2-(phenylsulfanyl)-;1,2-DIPHENYL-4-(2-PHENYLTHIOETHYL)PYRAZOLIDIN-3,5-DIONE;1,2-diphenyl-4-(2-phenylthioethyl)pyrazolidine-3,5-dione;1,2-Diphenyl-4-[2-(phenylthio)ethyl]-3,5-pyrazolidinedione;3,5-Pyrazolidinedione, 1,2-diphenyl-4-[2-(phenylthio)ethyl]-;1,2-di(phenyl)-4-[2-(phenylthio)ethyl]pyrazolidine-3,5-quinone;1,2-di(phenyl)-4-(2-phenylsulfanylethyl)pyrazolidine-3,5-dione