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Tong S, Zheng Y, Yan J, Guan YX, Wu C, Lei W. Preparative enantioseparation of β-blocker drugs by counter-current chromatography using dialkyl L-tartrate as chiral selector based on borate coordination complex. J Chromatogr A. 2012 Nov 09;1263():74–83. doi: 10.1016/j.chroma.2012.09.023. PMID: 23021635. |