Using CSCC[C@H](NC(=O)OCc1ccccc1)C(=O)O, CC(C)(O)CN1CCOCC1 to produce CSCC[C@H](NC(=O)OCc1ccccc1)C(=O)OC(C)(C)CN1CCOCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.