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 immunomodulator and belongs to the anti viral agent class of molecules, with the characteristic of being anti viral.
user
Nc1cnc2ccccc2c1NCC(Nc1c([N+](=O)[O-])cnc2ccccc12)(C1(O)CC1)C1(O)CC1
assistant