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 based on this description: The molecule is a ns5a inhibitor, hcv inhibitor, anti viral compound, anti viral, and hcv treatment.
user
CC(C)C(=O)C1CC(C)(O)CN1C(=O)OC(C)(C)C
assistant