Using Cc1nnc2n1-c1ccc(Cl)cc1N(c1ccccc1)C(=O)C2, CN(C)CCBr to produce Cc1nnc2n1-c1ccc(Cl)cc1N(c1ccccc1)C(=O)C2CCN(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.