1D7X:
reference: Design, synthesis, and biological evaluation of matrix metalloproteinase inhibitors derived from a modified proline scaffold., Cheng M, De B, Almstead NG, Pikul S, Dowty ME, Dietsch CR, Dunaway CM, Gu F, Hsieh LC, Janusz MJ, Taiwo YO, Natchus MG, Hudlicky T, Mandel M, J Med Chem 1999 Dec 30;42(26):5426-36. PMID: 10639284

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