英文别名1-Piperazinecarboxylic acid, 6-(5-chloro-2-pyridinyl)-6,7-dihydro-7-oxo-5H-pyrrolo[3,4-b]pyrazin-5-yl ester, hydrochloride (1:1); N-Desmethyl Zopiclone Hydrochloride; N-Desmethylzopiclone hydrochloride; 6-(5-CHLOROPYRIDIN-2-YL)-7-OXO-6,7-DIHYDRO-5H-PYRROLO[3,4-B]PYRAZIN-5-YL PIPERAZINE-1-CARBOXYLATE HCL; Piperazine-1-carboxylic Acid 6-(5-Chloro-pyridin-2-yl)-7-oxo-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazin-5yl Ester Hydrochloride; SEP 174559 Hydrochloride; N-Demethyl eszopiclone hydrochloride; Eszopiclone Impurity 27; Desmethylzopiclone hydrochloride; N-demethylzopiclone; (±)-Norzopiclone hydrochloride 
