(3R,5S,8R,9S,10S,13S,14S)-3'-(3-(diethylamino)-2-hydroxypropyl)-10,13-dimethyltetradecahydrospiro[cyclopenta[a]phenanthrene-3,5'-oxazolidine]-2',17(2H)-dione

(3R,5S,8R,9S,10S,13S,14S)-3-(Benzylamino-methyl)-3-hydroxy-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-17-one

3R-spiro-(3'-allyl-2'-oxo-oxazolidin-5'-yl)-5α-androstan-17-one

3R-spiro-(3'-(2'',3''-epoxypropyl)-2'-oxo-oxazolidin-5'-yl)-5α-androstan-17-one

3R-spiro-(3'-(2'',3''-dihydroxypropyl)-2'-oxo-oxazolidin-5'-yl)-5α-androstan-17-one