Using CO[C@@]12[C@H](C)CC(=O)C[C@@]13CCN[C@@H]2Cc1ccc(O)cc13, CC(C)=CCBr to produce CO[C@@]12[C@H](C)CC(=O)C[C@@]13CCN(CC=C(C)C)[C@@H]2Cc1ccc(O)cc13, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.