Using CCCN(CCC)C1Cc2cc(O)c(OS(=O)(=O)C(F)(F)F)cc2C1, CI to produce CCCN(CCC)C1Cc2cc(OC)c(OS(=O)(=O)C(F)(F)F)cc2C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.