上游原料
19-Norandrostendione;(8R,9S,10R,13S,14S)-13-methyl-1,6,7,8,9,10,11,12,13,14,15,16-dodecahydro-3H-cyclopenta[a]phenanthrene-3,17(2H)-dione5β-estrane-3,17-dione;(5R,8R,9R,10S,13S,14S)-13-methyltetradecahydro-3H-cyclopenta[a]phenanthrene-3,17(2H)-dionemethylmagnesium bromide(3α,5β)-3-hydroxy-3-methylestran-17-one;(3R,5R,8R,9R,10S,13S,14S)-3-hydroxy-3,13-dimethylhexadecahydro-17H-cyclopenta[a]phenanthren-17-oneEthyl(triphenyl)phosphonium bromide; (Ethyl)triphenylphosphonium bromide(3R,5R,8R,9R,10S,13S,14S,Z)-17-ethylidene-3,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthren-3-ol(3R,5R,8R,9R,10S,13S,14S,17S)-17-((S)-1-hydroxyethyl)-3,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthren-3-ol1-((3R,5R,8R,9R,10S,13S,14S,17S)-3-hydroxy-3,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthren-17-yl)ethan-1-one2-bromo-1-((3R,5R,8R,9R,10S,13S,14S,17S)-3-hydroxy-3,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthren-17-yl)ethan-1-one1H-pyrazole-4-carbonitrile
