Using COc1cc2cc3ncc(C#N)c(Nc4ccc(Cl)cc4Cl)c3cc2cc1OC to produce N#Cc1cnc2cc3cc(O)c(O)cc3cc2c1Nc1ccc(Cl)cc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.