4.
Name: Naphtho(2,1:5,6)phenanthro(3,4-b)oxirene-9,10-diol, 9,10,10a,11a-tetrahydro-, (9-alpha,10-beta,10a-beta,11a-beta)-(+-)-
CAS: 139237-89-1



5.
Name: (8R,9R,10R,13S,14S)-13-methyl-1,2,8,9,10,11,12,14,15,16-decahydrocyclopenta[a]phenanthrene-3,17-dione
CAS: 13209-45-5



6.


