Using CCOC(=O)CCCCN(CCc1ccccc1OC)C1CCCc2cc(C(=O)OC)ccc21 to produce COC(=O)CCCCN(CCc1ccccc1O)C1CCCc2cc(C(=O)OC)ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.