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Asiri AM, Khan SA, Tan KW, Ng SW.Asiri AM, et al.Acta Crystallogr Sect E Struct Rep Online. 2010 Jun 23;66(Pt 7):o1732. doi: 10.1107/S1600536810023238.Acta Crystallogr Sect E Struct Rep Online. 2010.PMID: 21587949Free PMC article.