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