Using O=Cc1ccccc1, CCCCOc1nc(N)c2[nH]c(=O)n(CCCNCCN(C)C)c2n1 to produce CCCCOc1nc(N)c2[nH]c(=O)n(CCCN(CCN(C)C)Cc3ccccc3)c2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.