Using COC(=O)c1cnn2c(N[C@H](C)C(C)C)c(-c3ccc(C#N)cc3Cl)c(Cl)nc12 to produce CC(C)[C@@H](C)Nc1c(-c2ccc(C#N)cc2Cl)c(Cl)nc2c(C(=O)O)cnn12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.