Using CCCCN(Cc1ccc(OCC(=O)OCC)c(C)c1)c1nccc(-c2ccc(Cl)cc2)n1 to produce CCCCN(Cc1ccc(OCC(=O)O)c(C)c1)c1nccc(-c2ccc(Cl)cc2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.