2YB9:
reference: Synthesis and evaluation of heteroarylalanine diacids as potent and selective neutral endopeptidase inhibitors., Glossop MS, Bazin RJ, Dack KN, Fox DN, Macdonald GA, Mills M, Owen DR, Phillips C, Reeves KA, Ringer TJ, Strang RS, Watson CA, Bioorg Med Chem Lett. 2011 Jun 1;21(11):3404-6. Epub 2011 Apr 5. PMID: 21515054

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