Using COC(=O)c1c(C)cc(-c2cnc(OC)c(OC)c2)cc1C, O=C1CCC(=O)N1Br to produce COC(=O)c1c(C)cc(-c2cnc(OC)c(OC)c2)cc1CBr, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.