Using CCOC(=O)c1ccc(-c2cc3cc(S(C)(=O)=O)ccc3n2Cc2ccc(F)cc2)nc1 to produce COC(=O)c1ccc(-c2cc3cc(S(C)(=O)=O)ccc3n2Cc2ccc(F)cc2)nc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.