Using COC(=O)c1c(-c2ccc(F)cc2)oc2cc(NS(C)(=O)=O)c(OC(C)C)cc12 to produce CC(C)Oc1cc2c(C(=O)O)c(-c3ccc(F)cc3)oc2cc1NS(C)(=O)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.