You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Suppose there is a molecule that meets the following description: The molecule is anti tumor. Please write the SMILES representation of it.
user
COC(=O)c1cc2c(OC)c(CN(CC(OC)OC)S(=O)(=O)c3ccc(C)cc3)cc(OC)c2o1
assistant