Using O=C(Cl)c1ccccn1, Cc1ncc(N)cc1Nc1nccc(-c2cccnc2)n1 to produce Cc1ncc(NC(=O)c2ccccn2)cc1Nc1nccc(-c2cccnc2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.