Using CC(C)(C)C(=O)CBr, CC(=O)N[C@H]1CCC2(CCNCC2)c2ccccc21 to produce CC(=O)N[C@H]1CCC2(CCN(CC(=O)C(C)(C)C)CC2)c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.