Using CCOC(=O)C(C)CC(NS(=O)C(C)(C)C)c1c(OC)cccc1OC to produce CCOC(=O)C(C)CC(N)c1c(OC)cccc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.