Using CCOC(=O)CC(=O)N(OCc1ccccc1)c1ccccc1C(=O)OCC to produce CCOC(=O)c1c(O)c2ccccc2n(OCc2ccccc2)c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.