Using CCNCC, Cc1cc(N(CCC#N)CC(=O)O)nc(-n2ccnc2)n1 to produce CCN(CC)C(=O)CN(CCC#N)c1cc(C)nc(-n2ccnc2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.