Using COC(=O)C(CC(=O)O)Cc1ccc(OC)cc1, c1cc(N2CCNCC2)ccn1 to produce COC(=O)C(CC(=O)N1CCN(c2ccncc2)CC1)Cc1ccc(OC)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.