Using CCCCNc1ccc2ncc(C(=O)O)n2n1, CC(C)(C)OC(=O)NCc1ccc(N)cc1 to produce CCCCNc1ccc2ncc(C(=O)Nc3ccc(CNC(=O)OC(C)(C)C)cc3)n2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.