Synonyms: VirginiamycinS1,4-[4-(dimethylamino)-N-methyl-L-phenylalanine]-5-[cis-5-[(1-azabicyclo[2.2.2]oct-3-ylthio)methyl]-4-oxo-L-2-piperidinecarboxylicacid]-, (S)-;12H-Pyrido[2,1-f]pyrrolo[2,1-l][1,4,7,10,13,16]oxapentaazacyclononadecine,cyclic peptide deriv.; Antibiotic RP 57669; Quinupristin; RP 57669; RP 68888