You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule that fulfills the requirement: The molecule is a anti viral, anti viral compound, hcv inhibitor, ns5a inhibitor and belongs to the hcv treatment class of molecules.
user
CC(C)C(=O)C1CC(F)CN1C(=O)OC(C)(C)C
assistant