Using CN1CCN(c2ccnc(Cl)n2)CC1, Nc1ccc2sc(NC(=O)c3ccccc3)nc2c1 to produce CN1CCN(c2ccnc(Nc3ccc4sc(NC(=O)c5ccccc5)nc4c3)n2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.