You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: The molecule is a cyclindependent kinase inhibitor.
user
O=C1NCCC12Cc1cnc(Nc3ccc(N4CCC(N5CCOCC5)CC4)cc3)nc1N2C1CCCC1
assistant