Using C=CC(=O)O, CC(C)(C)OC(=O)N1CCN(C(=O)c2cc(-c3ccc(Cl)cc3Cl)c[nH]2)CC1 to produce C=CC(=O)N1CCN(C(=O)c2cc(-c3ccc(Cl)cc3Cl)c[nH]2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.