Using Nc1ccc(-c2cc3c(cc2Cl)OCC3)cn1, O=C(Cl)c1ccccc1F to produce O=C(Nc1ccc(-c2cc3c(cc2Cl)OCC3)cn1)c1ccccc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.