You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Conceptualize a molecule that meets the specified attribute(s): The molecule is a dppiv inhibitor and belongs to the diabetes treatment class of molecules.
user
COC(=O)C1CN(C(=O)c2ccccc2)CCC1NC(=O)OC(C)(C)C
assistant