Using Cc1cccc(-c2nc(-c3cncc(C(=O)O)c3)c3cc[nH]c3n2)n1, CCN to produce CCNC(=O)c1cncc(-c2nc(-c3cccc(C)n3)nc3[nH]ccc23)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.