Synonyms: (4s,5s)-1,5-diphenyl-4-(piperazin-1-ylcarbonyl)pyrrolidin-2-one hydrochloride(1:1);Piperazine, 1-((5-oxo-1,2-diphenyl-3-pyrrolidinyl)carbonyl)-, monohydrochloride, trans-;trans-1-((5-Oxo-1,2-diphenyl-3-pyrrolidinyl)carbonyl)piperazine monohydrochloride;trans-Diphenyl-1,5 oxo-2 piperazinocarbonyl-4 pyrrolidine chlorhydrate [French];466-10-4;AC1Q5KAG;AC1L51XZ;KST-1A4916;38123-79-4;AR-1A6127;LS-113058;trans-Diphenyl-1,5 oxo-2 piperazinocarbonyl-4 pyrrolidine chlorhydrate;(4S,5S)-1,5-diphenyl-4-(piperazine-1-carbonyl)pyrrolidin-2-one hydrochloride