Using Cc1ccc(F)c(Nc2ccnc(Cl)n2)c1, Nc1ccc(OCCCN2CCOCC2)cc1 to produce Cc1ccc(F)c(Nc2ccnc(Nc3ccc(OCCCN4CCOCC4)cc3)n2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.