English: Mechanism of a Pauson–Khand reaction in which the reactant (cyclobutadiene) is generated in situ from oxidative decomplexation of cyclobutadiene iron tricarbonyl with cerium(IV) ammonium nitrate (CAN).
{{Information |Description ={{en|1=Mechanism of a Pauson–Khand reaction in which the reactant (cyclobutadiene) is generated in situ from oxidative decomplexation of cyclobutadiene iron tricarbonyl with cerium(IV) ammonium nitrate (CAN).}} {{zh|1=在�