Using COc1cccc(CCBr)c1, COc1ccc(C2=NC(C)(C)CO2)c(OC)c1OC to produce COc1cccc(CCc2c(C3=NC(C)(C)CO3)ccc(OC)c2OC)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.