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: It belongs to the anti viral class of molecules.
user
O=CC(OC1CCCC1)=C(OCC1(F)OC(n2ccc(=O)[nH]c2=O)C2(CCS2)C1O)Oc1ccccc1Cl
assistant