You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: The molecule is a hcv treatment member of the anti viral class.
user
CNc1nc(N)nc2c1ncn2C1OC(COP(=S)(NC(C)C(=O)OC(C)C)Oc2cccc3ccccc23)C(O)C1(C)F
assistant