You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: The molecule is a cancer treatment. Please represent the molecule in SMILES.
user
Cc1nnc(N2N=C(c3cc(F)ccc3F)SC2(CCN=C(N)NC#N)c2ccccc2)s1
assistant