Using CN(C)CCCCl, Nc1cccnc1Nc1ccccc1C(=O)c1ccccc1 to produce CN(C)CCCN(c1ccccc1C(=O)c1ccccc1)c1ncccc1N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.