Using CCOP([O-])OCC, CCc1c(Br)c(C(F)(F)P(=O)([O-])[O-])c(CC)c2cc(CBr)ccc12 to produce CCOP(=O)(Cc1ccc2cc(Br)c(C(F)(F)P(=O)(OCC)OCC)cc2c1)OCC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.