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. Author manuscript; available in PMC: 2009 Nov 1.
Published in final edited form as: Nucl Med Biol. 2008 Nov;35(8):825–837. doi: 10.1016/j.nucmedbio.2008.08.004

Fig. 2.

Fig. 2

HPLC chiral column separation profiles of racemic (±)4 and its corresponding active isomer (+)4. The profiles were obtained by using a AD chiral column (Regis Technology Co., http://www.registech.com/InfoPages/ChiralInfo/ChiralApplications.html) and eluted with 9:1 hexane and isopropanol.