Using O=C(Cl)c1ccc(Br)cc1, NC1CCN(CC2Cn3c(=O)ccc4ncc(F)c2c43)CC1 to produce O=C(NC1CCN(C[C@H]2Cn3c(=O)ccc4ncc(F)c2c43)CC1)c1ccc(Br)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.