Using Nc1ccccc1, CN1C(=O)C2=C(c3ccc(Br)cc3)OC(=O)C2=C1c1ccccc1 to produce CN1C(=O)C2=C(c3ccc(Br)cc3)N(c3ccccc3)C(=O)C2=C1c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.