Using CN1CCOCC1, Cc1cc(OCc2ccc(F)cc2F)c(Br)c(=O)n1-c1cc(C(=O)O)ccc1F to produce Cc1cc(OCc2ccc(F)cc2F)c(Br)c(=O)n1-c1cc(C(=O)N(C)C)ccc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.