Using O=C(O)c1ccc(-c2ccnc(Nc3cccnc3)n2)s1, CCNCCC#N to produce CCN(CCC#N)C(=O)c1ccc(-c2ccnc(Nc3cccnc3)n2)s1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.