(3aR,5R,5aS,10bS,12bS)-6-Acetyl-3a-ethyl-3a,4,5,5a,6,11,12,12b-octahydro-1H-6,12a-diaza-indeno[7,1-cd]fluorene-5-carboxylic acid methyl ester 在
硝酸 、
乙酸酐 、
三氟乙酸 作用下,
生成 (3aR,5R,5aS,10bS,12bS)-6-Acetyl-3a-ethyl-9-nitro-3a,4,5,5a,6,11,12,12b-octahydro-1H-6,12a-diaza-indeno[7,1-cd]fluorene-5-carboxylic acid methyl ester