You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Could you please return a molecule that adheres to this description? The molecule is a hcv protease inhibitor.
user
C=C(C)C(NC(=O)OC(C)(C)C)C(=O)N1CC2C(C1C(=O)NC1(CO)CC(C)C1)C2(C)C
assistant