Using O=C([O-])O, CC(C)Oc1cc(-n2c(=O)cc(C(F)(F)C(F)(F)F)[nH]c2=O)c(F)cc1Cl to produce COc1nc(C(F)(F)C(F)(F)F)cc(=O)n1-c1cc(OC(C)C)c(Cl)cc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.