You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
The molecule is a cdk inhibitor and is cancer treatment. Use the above information to create a molecule.
user
CC1(C)C2CCC1(C)C(CNc1ncc3c(n1)N(C1CCCC1)C(=O)C1(CCNC1=O)C3)C2
assistant