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: The molecule is anti tumor.
user
CCC(O)C(C)C1OC1CC(C)C(O)C(O)C=C(C)C1OC(=O)CC(O)CCC2(C)OC(c3ccccc3)OC2C=CC1C
assistant