Using Nc1cc(F)c(F)cc1C(=O)c1ccccc1Cl, OCCCN1CCOCC1 to produce Nc1cc(OCCCN2CCOCC2)c(F)cc1C(=O)c1ccccc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.