You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: It belongs to the proliferative disease treatment class of molecules.
user
NCc1cc(C(=O)N2CC(c3ccccc3)CC2C(=O)N2CCC(c3ccccc3)C2)cs1
assistant