Using CC(Br)c1nc2ccccc2c(=O)n1C, CC(C)(C)OC(=O)N1CCC(N)CC1 to produce CC(NC1CCN(C(=O)OC(C)(C)C)CC1)c1nc2ccccc2c(=O)n1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.