Using Cc1cccc(C(=O)Nc2cccc(Oc3ccc4nc(N)cn4c3)c2)n1, CC(=O)Cl to produce CC(=O)Nc1cn2cc(Oc3cccc(NC(=O)c4cccc(C)n4)c3)ccc2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.