Using CC(=O)Nc1ccc2c(S(=O)(=O)NCc3ccccc3)cccc2c1 to produce Nc1ccc2c(S(=O)(=O)NCc3ccccc3)cccc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.