Using CN(C)C=O, CC(C)(C)OC(=O)N1CCO[C@H](Cc2cccc(Br)c2)C1 to produce CC(C)(C)OC(=O)N1CCO[C@H](Cc2cccc(C=O)c2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.