Using C[C@H]1CN(C(=O)OC(C)(C)C)CCN1c1ccc(Nc2cc(Cl)nn3ccnc23)nc1 to produce C[C@H]1CNCCN1c1ccc(Nc2cc(Br)nn3ccnc23)nc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.