3KN2:
reference: P4 capped amides and lactams as HCV NS3 protease inhibitors with improved potency and DMPK profile., Nair LG, Sannigrahi M, Bogen S, Pinto P, Chen KX, Prongay A, Tong X, Cheng KC, Girijavallabhan V, George Njoroge F, Bioorg Med Chem Lett. 2009 Nov 22. PMID: 20004570

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