Using COc1ccc2c(c1OC)Oc1cccc3c1C2CNC3, C=CCBr to produce C=CCN1Cc2cccc3c2C(C1)c1ccc(OC)c(OC)c1O3, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.