Using CC(C)(C)OC(=O)C[C@@H](CC1CCCC1)C(=O)O, O=C(O)[C@@H]1CC=NN1 to produce CC(C)(C)OC(=O)C[C@@H](CC1CCCC1)C(=O)N1N=CC[C@H]1C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.