Using COC(=O)Cl, Nc1nccn2c(C3CCNCC3)nc(-c3cc4ccccc4[nH]3)c12 to produce COC(=O)N1CCC(c2nc(-c3cc4ccccc4[nH]3)c3c(N)nccn23)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.