2-trimethylsilylethynylcerium(III)chloride 、 (4R,4aS,12aS)-11-Chloro-4,6-dihydroxy-7-methoxy-3,4,4a,12a-tetrahydro-1H-naphthacene-2,5,12-trione 以36%的产率得到(1S,3S,4aR,12aR)-6-Chloro-1,3,11-trihydroxy-10-methoxy-3-trimethylsilanylethynyl-1,2,3,4,4a,12a-hexahydro-naphthacene-5,12-dione