Using N#Cc1ccc(C=Cc2ccc(CN3C(=O)c4ccccc4C3=O)cc2)cc1 to produce N#Cc1ccc(CCc2ccc(CN3C(=O)c4ccccc4C3=O)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.