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
CCCC(NC(=O)C(CC)N(CC)C(=O)C(N)C1(C)CCCCC1)C(=O)C(N)=O
assistant