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 anti viral.
user
CC(C)(C)C(NC(=O)O)C(=O)N1CC2C(C1C(=O)NC(C#N)CC1CCNC1=O)C2(C)C
assistant