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.
user
CN1CCN(C(=O)c2ccc3c(c2)CCc2cc(C(=O)N4CCN(C)CC4)ccc2C3(CCNCC(=O)N2C(C#N)CC3CC32)c2nn[nH]n2)CC1
assistant