Using c1ccc(CN2CCNCC2)cc1, O=C1CCc2cc(C=CCCl)ccc2N1 to produce O=C1CCc2cc(C=CCN3CCN(Cc4ccccc4)CC3)ccc2N1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.