Using Cc1cc(O)c(F)c(NCc2cc(-c3cccc(F)c3)ccc2F)c1F, CC(C)OC(=O)CBr to produce Cc1cc(OCC(=O)OC(C)C)c(F)c(NCc2cc(-c3cccc(F)c3)ccc2F)c1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.