Using COC(=O)CCCC(NS(=O)C(C)(C)C)c1ccccc1-c1ccccc1 to produce COC(=O)CCCC(N)c1ccccc1-c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.