You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: The molecule is a hcv protease inhibitor and is hepatitis c treatment.
user
CCCC(NC(=O)C(CC(C)C)NC(=O)C(NC(=O)OCC(C)C)C1CCN(C(=O)CC2CCCCC2)CC1)C(=O)C(=O)NCC(=O)NC(C(=O)O)c1ccccc1
assistant