Using COC(=O)c1ccc2nc(C)[nH]c2c1C(=O)OC, BrCc1ccccc1 to produce COC(=O)c1ccc2c(nc(C)n2Cc2ccccc2)c1C(=O)OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.