6I30:
reference: Studies on the inhibition of AmpC and other beta-lactamases by cyclic boronates., Cahill ST, Tyrrell JM, Navratilova IH, Calvopina K, Robinson SW, Lohans CT, McDonough MA, Cain R, Fishwick CWG, Avison MB, Walsh TR, Schofield CJ, Brem J, Biochim Biophys Acta Gen Subj. 2019 Apr;1863(4):742-748. doi:, 10.1016/j.bbagen.2019.02.004. Epub 2019 Feb 7. PMID: 30738906

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