You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
It belongs to the anti viral class of molecules. Use the above information to create a molecule.
user
O=C1c2c(O)c(=O)cnn2C(C(c2ccc(F)cc2)c2ccc(F)c(F)c2)C2CCCN12
assistant