3SW2:
reference: Arylsulfonamidopiperidone derivatives as a novel class of factor Xa inhibitors., Shi Y, O'Connor SP, Sitkoff D, Zhang J, Shi M, Bisaha SN, Wang Y, Li C, Ruan Z, Michael Lawrence R, Klei HE, Kish K, Liu EC, Seiler SM, Schweizer L, Steinbacher TE, Schumacher WA, Robl JA, Macor JE, Atwal KS, Stein PD, Bioorg Med Chem Lett. 2011 Jun 28. PMID: 22041058

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