上游原料
Polyethylene glycol;1,2-Ethanediol;Monoethylene glycol; Ethylene glycolPyrrolidineMethyl(triphenyl)phosphonium bromide(8S,9S,10R,11R,13S,14S)-13-ethyl-11-hydroxy-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione; 11alpha-Hydroxy-18-methyl-delta4-estrene-3,17-dione11alpha-Hydroxy-18-methylestr-4-ene-3,17-dione bis(ethyleneketal)18-Methylestr-4-ene-3,11,17-trione 3,17-bis(ethyleneketal)11-Methylene-18-methyl-delta4-estren-3,17-dione diethyleneketal; 18-Methyl-11,11-methyleneestr-4-ene-3,17-dione bis(ethyleneketal)(8R,9S,10R,13S,14S)-13-ethyl-11-methylene-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione(8R,9S,10R,13S,14S)-13-ethyl-11-methylene-3-(1-pyrrolidinyl)-1,2,7,8,9,10,11,12,13,14,15,16-dodecahydro-17H-cyclopenta[a]phenanthren-17-one(8R,9S,10R,13S,14S,17R)-13-ethyl-17-ethynyl-11-methylene-3-(1-pyrrolidinyl)-2,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-olPotassium acetylide
