Using Cc1ccc(N2CCNCC2)cc1, CC(C)(C)OC(=O)C(OC(=O)Oc1ccc([N+](=O)[O-])cc1)C1CCNCC1 to produce Cc1ccc(N2CCN(C(=O)OCC3CCNCC3)CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.