Using CI, COc1cc2ncc3c(c(-c4ccc(C#N)c(CO)c4)nn3C)c2cc1OC to produce COCc1cc(-c2nn(C)c3cnc4cc(OC)c(OC)cc4c23)ccc1C#N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.