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 positive allosteric modulator class of molecules.
user
O=C1C(c2cn[nH]c2)Sc2ccccc2N1Cc1ccccc1
assistant