4-Nitro-benzoic acid (2S,3S,4S,6R)-6-((1R,3R)-3-acetyl-3-fluoro-5,12-dihydroxy-6,11-dioxo-1,2,3,4,6,11-hexahydro-naphthacen-1-yloxy)-4-allyloxycarbonylamino-2-methyl-tetrahydro-pyran-3-yl ester 在
四(三苯基膦)钯 、
N,N-二甲基三甲基硅胺 、
1-(trimethylsilyl)ethanone 、
potassium carbonate 作用下,
生成 (R)-9-Acetyl-7-((2R,4S,5S,6S)-4-amino-5-hydroxy-6-methyl-tetrahydro-pyran-2-yloxy)-6,11-dihydroxy-7,8-dihydro-naphthacene-5,12-dione 、 (7R,9R)-9-Acetyl-7-((2R,4S,5S,6S)-4-amino-5-hydroxy-6-methyl-tetrahydro-pyran-2-yloxy)-9-fluoro-6,11-dihydroxy-7,8,9,10-tetrahydro-naphthacene-5,12-dione