Using CCCCNc1nc(N)c2nc(OC)n(CCCCC3CCN(C(=O)OCc4ccccc4)CC3)c2n1 to produce CCCCNc1nc(N)c2nc(OC)n(CCCCC3CCNCC3)c2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.