Using CCCCCCCN(CC)CC(=O)c1ccc(NS(C)(=O)=O)cc1 to produce CCCCCCCN(CC)CC(O)c1ccc(NS(C)(=O)=O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.