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: It belongs to the anti proliferative class of molecules.
user
CC(C)(C)OC(=O)N1CC(OS(=O)(=O)c2ccc([N+](=O)[O-])cc2)CC1(C)C(=O)[O-]
assistant