Using CC(C)OC(=O)c1cc(-n2c(Cl)nc(C(F)(F)F)c(F)c2=O)c(F)cc1Cl, CC[O-] to produce CCOc1nc(C(F)(F)F)c(F)c(=O)n1-c1cc(C(=O)OC(C)C)c(Cl)cc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.