You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Suppose there is a molecule that meets the following description: The molecule is a cdk inhibitor that impacts cancer treatment. Please write the SMILES representation of it.
user
CCCC1(C)CN(Cc2ccc(Nc3ncc(F)c(-c4cc(F)c5nc(C)n(C(C)C)c5c4)n3)nc2)CCO1
assistant