zopiclone [ Zop,6-(5-chloro-2-pyridyl)-6,7-dihydro- 7-oxo-5H-pyrrolo(3,4-b)pyrazin-5-yl 4-methyl-1- piperazinecarboxylate,AbZ brand of zopiclone,Aliud brand of zopiclone,Alpharma brand of zopiclone,Aventis Pharma brand of zopiclone,Aventis brand of zopiclone,Azupharma brand of zopiclone,Ciclum brand of zopiclone,Clonmel brand of zopiclone,Dolorgeit brand of zopiclone,Gerard brand of zopiclone,Hexal brand of zopiclone,Hormosan brand of zopiclone,Imovane,Italfarmaco brand of zopiclone,Limovan,Merck dura brand of zopiclone,Norton brand of zopiclone,Nu-Pharm brand of zopiclone,Nu-Zopiclone,Optidorm,Opus brand of zopiclone,Pinewood brand of zopiclone,RP 27 267,Ratiopharm brand of zopiclone,Rhodiapharm brand of zopiclone,Rhovane,Rh+¦ne-Poulenc Rorer brand of zopiclone,Siaten,Somnosan,Stadapharm brand of zopiclone,TAD brand of zopiclone,Temmler brand of zopiclone,Teva brand of zopiclone,Ximovan,Zileze,Zimoclone,Zimovane,Zopi-Puren,Zopicalm,Zopicalma,Zopiclon AL,Zopiclon AZU,Zopiclon AbZ,Zopiclon Stada,Zopiclon TAD,Zopiclon beta,Zopiclon-TEVA,Zopiclon-neuraxpharm,Zopiclon-ratiopharm,Zopitan,Zorclone,betapharm brand of zopiclone,ct-Arzneimittel brand of zopiclone,neuraxpharm brand of zopiclone,ratio-Zopiclone,zopiclodura,zopiclon von ct ] S(+)-enantiomer of racemic zopiclone; azabicyclo(4.3.0)nonane; a nonbenzodiazepine; one of the so-called of Z drugs (zopiclone, eszopiclone, zolpidem, and zaleplon) for which there is some correlation