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 cdk inhibitor.
user
CN1CCC(N(C)N(C(N)=O)c2cccc3c2C(=O)c2c(-c4ccc(N5CCNCC5)cc4)n[nH]c2-3)CC1
assistant