You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: The molecule is a hcv inhibitor and belongs to the anti viral class of molecules. Please represent the molecule in SMILES.
user
O=C(O)N1CC2(CC1c1nc3ccc(Br)cc3[nH]1)OCCO2
assistant