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 anti tumor. Please represent the molecule in SMILES.
user
CCOC(=O)c1ccc(N(CCC(I)C(=O)OCC)C(=O)OC(C)(C)C)cc1
assistant