Using C=CC(=O)Cl, C[C@H](N)COc1cccc(Nc2cc(Br)cn(C)c2=O)n1 to produce C=CC(=O)N[C@@H](C)COc1cccc(Nc2cc(Br)cn(C)c2=O)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.