Using N#Cc1c(Cl)c(-c2cccnc2)n2c1C(=O)C(Cl)(Cl)CC2 to produce N#Cc1c(Cl)c(-c2cccnc2)n2c1C(=O)CCC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.