Using COc1cccc(CBr)c1, CCOC(=O)CN=C(c1ccccc1)c1ccccc1 to produce CCOC(=O)[C@H](Cc1cccc(OC)c1)N=C(c1ccccc1)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.