Using COc1ccc(OC)c2nc3ccccc3cc12, O=S(=O)(OS(=O)(=O)C(F)(F)F)C(F)(F)F to produce COc1ccc(OC)c2c(OS(=O)(=O)C(F)(F)F)c3ccccc3nc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.