Using OC1CCNCC1, CCOC(=O)C1CC(c2ccc(CC)cc2)CN(C(=O)Oc2ccc([N+](=O)[O-])cc2)C1 to produce CCOC(=O)C1CC(c2ccc(CC)cc2)CN(C(=O)N2CCC(O)CC2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.