Using COc1c[nH]c(=O)cc1-c1cc(Cl)ccc1OC(F)F, CCOC(=O)C(CC)OS(=O)(=O)C(F)(F)F to produce CCOC(=O)C(CC)n1cc(OC)c(-c2cc(Cl)ccc2OC(F)F)cc1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.