Using COC(=O)N[C@H](C(=O)O)C(C)(C)C, NNCc1ccc(Br)cc1 to produce COC(=O)N[C@H](C(=O)NNCc1ccc(Br)cc1)C(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.