Using CC(C)(C)OC(=O)N1CCO[C@@H](c2ccc(NC(=O)c3cn(-c4ccc(Br)cn4)nn3)cc2)C1 to produce O=C(Nc1ccc([C@H]2CNCCO2)cc1)c1cn(-c2ccc(Br)cn2)nn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.