Using CN1C(=O)C(F)(F)CNc2nc(Cl)ncc21, ICCOc1ccccc1 to produce CN1C(=O)C(F)(F)CN(CCOc2ccccc2)c2nc(Cl)ncc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.