Using O=C(OCc1ccccc1)N1CCNCC1, Clc1nc2ccccc2o1 to produce O=C(OCc1ccccc1)N1CCN(c2nc3ccccc3o2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.