Using COc1cc(C)cc(-c2c(-c3ccnc(-c4ccc(C(C)=O)cc4)c3)cnn2CC#N)c1 to produce CC(=O)c1ccc(-c2cc(-c3cnn(CC#N)c3-c3cc(C)cc(O)c3)ccn2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.