You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
The molecule is a hcv protease inhibitor. Use the above information to create a molecule.
user
C=CCCC(C)(C)COC(=O)NC(CCC(=O)C=C(C)C)C(=O)N1CC(OC(=O)C2Cc3cccc(C=C)c3C2)CC1C(=O)OC
assistant