Using CC(=O)Oc1cccc2c1OCC(=O)N2CCOC(c1ccccc1)c1ccccc1 to produce CC(=O)Oc1cccc2c1OCCN2CCOC(c1ccccc1)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.