5Y6E:
reference: ((S)-3-Mercapto-2-methylpropanamido)acetic acid derivatives as metallo-beta-lactamase inhibitors: Synthesis, kinetic and crystallographic studies., Liu S, Jing L, Yu ZJ, Wu C, Zheng Y, Zhang E, Chen Q, Yu Y, Guo L, Wu Y, Li GB, Eur J Med Chem. 2018 Feb 10;145:649-660. doi: 10.1016/j.ejmech.2018.01.032. Epub , 2018 Jan 11. PMID: 29353720

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