Using O=C([O-])[O-], COC(=O)C1COCC1NS(=O)(=O)c1ccc(OCc2cc(C)nc3ccccc23)cc1 to produce COC(=O)C1COCC1N(C)S(=O)(=O)c1ccc(OCc2cc(C)nc3ccccc23)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.