Using c1nc[nH]n1, CC(c1ccccc1)C(Br)C(=O)c1ccccc1 to produce CC(c1ccccc1)C(C(=O)c1ccccc1)n1cncn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.