Using Cc1nc(C(=O)N2CCN(c3ccccc3C(C)(C)C)CC2)c[nH]1, COC(=O)CBr to produce COC(=O)Cn1cc(C(=O)N2CCN(c3ccccc3C(C)(C)C)CC2)nc1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.