Using Clc1ccc(N2CCNCC2)nn1, COc1ccc(OCCCCl)cc1 to produce COc1ccc(OCCCN2CCN(c3ccc(Cl)nn3)CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.