Using CC(C)(C)OC(=O)N1CCN(c2ncc(Br)n3cnnc23)CC1, CC(C)CCB(O)O to produce CC(C)CCc1cnc(N2CCN(C(=O)OC(C)(C)C)CC2)c2nncn12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.