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 a cancer treatment. Please write the SMILES representation of it.
user
O=c1[nH]c(=O)n(C2CC3OP(=O)(OCc4ccc(F)c(F)c4)OCC3O2)cc1F
assistant