Using CCCCc1oc2ccccc2c1C(=O)N(C)Cc1ccc(-c2ccc(O)c(Br)c2)cc1, N#CCBr to produce CCCCc1oc2ccccc2c1C(=O)N(C)Cc1ccc(-c2ccc(OCC#N)c(Br)c2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.