Using Cc1cc(NCCN)n2nc(C)c(-c3c(C)cc(Cl)cc3C)c2n1, O=C1CCCCC1 to produce Cc1cc(NCCNC2CCCCC2)n2nc(C)c(-c3c(C)cc(Cl)cc3C)c2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.