Under our opitimized separation conditons, nine pairs of drug enantiomers were partially enantioseparated, with the Rs values of 0.78, 1.16, 1.30, 1.28, 1.12, 1.21, 0.76, 0.92, 1.10 for zopiclone, chlorphenamine maleate, brompheniramine maleate, dioxopromethazine hydrochloride, carvedilol, homatropine hydrobromide, venlafaxine, sibutramine hydrochloride and terbutaline sulfate, respectively.
Source: wiktionary