Using COC(=O)CBr, CC(C)(C)c1ccccc1N1CCN(C(=O)c2c[nH]cn2)CC1 to produce COC(=O)Cn1cnc(C(=O)N2CCN(c3ccccc3C(C)(C)C)CC2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.