Using COc1c(Br)cccc1NN=C1C(=O)N(c2ccc(C)c(C)c2)N=C1C to produce CC1=NN(c2ccc(C)c(C)c2)C(=O)C1=NNc1cccc(Br)c1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.