Using COC(=O)C(=O)C=Cc1ccc(Br)s1, NNc1ccccc1Cl to produce COC(=O)C1=NN(c2ccccc2Cl)C(c2ccc(Br)s2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.