Using O=C(Cl)c1csnn1, COC(=O)[C@H](C)Nc1c(C)ccc2ccccc12 to produce COC(=O)[C@H](C)N(C(=O)c1csnn1)c1c(C)ccc2ccccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.