(8R,9S,13S,14S,17S)-3,17-dihydroxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene-2-carbaldehyde

(17beta)-3,17-二(甲氧基甲氧基)雌甾-1(10),2,4-三烯-2-醇

2-hydroxy-3,17β-bis(benzyloxy)estra-1,3,5(10)-triene

3,17β-bis(benzyloxy)estra-1,3,5(10)-triene-2-carbaldehyde

2-acetyl-3-benzyloxyestra-1,3,5(10)-triene-17β-ol 17-acetate