Using C=C[C@@H](C[C@H](O)[C@H](CC1CCCCC1)NC(=O)[C@H](Cc1cncn1C(=O)OC(C)(C)C)N(C)C(=O)C(=O)OC(C)(C)C)C(C)C to produce C=C[C@@H](C[C@H](O)[C@H](CC1CCCCC1)NC(=O)[C@H](Cc1c[nH]cn1)N(C)C=O)C(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.