Using CCCc1ccc(-c2ccc(N(C[C@@H](NC(=O)OC(C)(C)C)[C@@H](C)CC)C(=O)C3CC3c3ccccn3)cc2)cc1 to produce CCCc1ccc(-c2ccc(N(C[C@@H](N)[C@@H](C)CC)C(=O)[C@@H]3C[C@H]3c3ccccn3)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.