Using CCCC(=O)CC(=O)OCC, CN1CCN(CCNC(=O)c2ccc(N=[N+]=[N-])cc2)CC1 to produce CCCc1c(C(=O)O)nnn1-c1ccc(C(=O)NCCN2CCN(C)CC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.