You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Suppose there is a molecule that meets the following description: The molecule is positive allosteric modulator. Please write the SMILES representation of it.
user
O=C(Nc1ccc(F)cc1F)c1ccc(OCc2ccc(F)cc2)nc1
assistant