Chemical Name: (11β,16β)- 9-Fluoro-11-hydroxy-16-methyl-androsta-1,4-diene-3,17-dione; 9α-Fluoro-11β-hydroxy-16β-methyl-1,4-androstadiene-3,17-dione; NSC 52437;
Synonym: Isotibolone ; Δ4-Tibolone
Smile: F[C@@]1([C@]2(C=C3)C)[C@](CCC2=CC3=O)([H])[C@@](C[C@H](C)C4=O)([H])[C@]4(C)C[C@@H]1O