Using O=C(COc1ccccc1)N1CCNCC1, Nc1ncc(Br)c(Cl)c1[N+](=O)[O-] to produce Nc1ncc(Br)c(N2CCN(C(=O)COc3ccccc3)CC2)c1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.