Using CC(=O)OCC(COc1ccccc1CCCCNC(=O)OCc1ccccc1)OC(C)=O to produce CC(=O)OCC(COc1ccccc1CCCCN)OC(C)=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.