SKY-OHS-790853a8-1
CCC(C)C(NC(=O)c1cc(C(C)(C)C)c[nH]1)C(=O)NC(CCC(=O)N1CC1c1ccc(F)cc1)C(=O)C(C)O
This structure is based on the new Pfizer lead of ketone-based inhibitors of the 3CL proteases. By eye from their crystal structure.