You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: The molecule is a dppiv inhibitor and is diabetes treatment. Please represent the molecule in SMILES.
user
O=C(NC(C(=O)O)c1ccccc1)c1ccccc1-c1ccccc1
assistant