Using CCN(CC)c1ccc(C=CC=Cc2nc(N3CCOCC3)c(N)c(N3CCOCC3)n2)cc1 to produce CCN(CC)c1ccc(CCCCc2nc(N3CCOCC3)c(N)c(N3CCOCC3)n2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.