Using CC(C)CCBr, C=CCn1c(Cl)nc2[nH]c(=O)[nH]c(=O)c21 to produce C=CCn1c(Cl)nc2c1c(=O)[nH]c(=O)n2CCC(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.