2Y82:
reference: Structure and property based design of factor Xa inhibitors: Pyrrolidin-2-ones with aminoindane and phenylpyrrolidine P4 motifs., Young RJ, Adams C, Blows M, Brown D, Burns-Kurtis CL, Chan C, Chaudry L, Convery MA, Davies DE, Exall AM, Foster G, Harling JD, Hortense E, Irvine S, Irving WR, Jackson S, Kleanthous S, Pateman AJ, Patikis AN, Roethka TJ, Senger S, Stelman GJ, Toomey JR, West RI, Whittaker C, Zhou P, Watson NS, Bioorg Med Chem Lett. 2011 Mar 15;21(6):1582-7. Epub 2011 Feb 1. PMID: 21349710

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