Using COC(=O)c1cc(C(=N)N)c(C2CCC2)cc1C, CCC(=O)CBr to produce CCc1cnc(-c2cc(C(=O)OC)c(C)cc2C2CCC2)[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.