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: The molecule is a cancer treatment.
user
CCNS(=O)(=O)c1cc(C(=O)O)ccc1-c1cnc(C2CCC(NC(=O)OC(C)C)CC2)s1
assistant