Using Clc1ncccn1, c1ccc(C2Oc3ccc(CN4CCNCC4)cc3O2)cc1 to produce c1ccc(C2Oc3ccc(CN4CCN(c5ncccn5)CC4)cc3O2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.