Using CC1(C)OB(c2ccc(C#N)nc2)OC1(C)C, COc1ccc(-c2nn3c(I)cnc3s2)cc1OC to produce COc1ccc(-c2nn3c(-c4ccc(C#N)nc4)cnc3s2)cc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.