2-trimethylsilylethynylcerium(III)chloride 、
(4S,4aR,12aR)-11-Chloro-6-hydroxy-4,7-dimethoxy-3,4,4a,12a-tetrahydro-1H-naphthacene-2,5,12-trione 以53%的产率得到(1S,3S,4aR,12S,12aR)-6-Chloro-3,11,12-trihydroxy-1,10-dimethoxy-3,12-bis-trimethylsilanylethynyl-2,3,4,4a,12,12a-hexahydro-1H-naphthacen-5-one