Using c1ccc(CCNc2nc(-c3ccccc3)cs2)cc1, COC(=O)c1ccc(CBr)cc1 to produce COC(=O)c1ccc(CN(CCc2ccccc2)c2nc(-c3ccccc3)cs2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.