Using COC(=O)c1ccc(-c2n[nH]c3ccccc23)o1, BrCc1ccccc1 to produce COC(=O)c1ccc(-c2nn(Cc3ccccc3)c3ccccc23)o1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.