Using CC1(C)Oc2c(B(O)O)cccc2C1O, N#Cc1nc(Br)cnc1N to produce CC1(C)Oc2c(-c3cnc(N)c(C#N)n3)cccc2C1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.