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 belongs to the hepatitis c treatment class of molecules.
user
C=CCNC(=O)C(=O)C(CCC)NC(=O)C1C2C(CN1C(=O)C(NC(=O)C(NC(=O)OC(C)(C)C)C(c1ccccc1)c1ccccc1)C(C)(C)C)C2(C)C
assistant