Using BrCc1cccc(Br)c1, CCOC(=O)c1ccc2nc[nH]c(=O)c2c1 to produce CCOC(=O)c1ccc2ncn(Cc3cccc(Br)c3)c(=O)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.