Using CC(C)(C)OCC(=O)N[C@H](Cc1ccccc1)C(=O)N1CCC[C@H]1C(=O)NCc1cc(Cl)ccc1CNC(=O)OC(C)(C)C to produce N[C@H](Cc1ccccc1)C(=O)N1CCC[C@H]1C(=O)NCc1cc(Cl)ccc1C[NH3+], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.