4KYH:
reference: Zopolrestat as a Human Glyoxalase I Inhibitor and Its Structural Basis., Zhai J, Zhang H, Zhang L, Zhao Y, Chen S, Chen Y, Peng X, Li Q, Yuan M, Hu X, ChemMedChem. 2013 Jul 15. doi: 10.1002/cmdc.201300243. PMID: 23857942

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