Using N=C(N)N, CN(C)C=CC(=O)c1ccccc1OCC(O)CN1CCN(c2ccc(Cl)cc2)CC1 to produce Nc1nccc(-c2ccccc2OCC(O)CN2CCN(c3ccc(Cl)cc3)CC2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.