(Fluoro-4 phenyl)methyl-5 trimethyl-1,3,3 pyrrolidone-2 [French] 2-Pyrrolidinone, 5-((4-fluorophenyl)methyl)-1,3,3-trimethyl- 5-((4-Fluorophenyl)methyl)-1,3,3-trimethyl-2-pyrrolidinone 97561-91-6 SR 41872