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