Using Nc1c(F)cc(F)cc1F, COC(=O)c1cc(C(=O)OC)cc(S(=O)(=O)Cl)c1 to produce COC(=O)c1cc(C(=O)OC)cc(S(=O)(=O)Nc2c(F)cc(F)cc2F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.