hat
Tibolòn se yon derive 19-nortestosteron epi li gen rapò ak estrikti lòt 19-nostestosteron progestin. Li se dérivés nan 7α-methyl nan noretynodrel.
eng
Tibolone is a 19-nortestosterone derivative and is related structurally to other 19-nortestosterone progestins. It is the 7α-methyl derivative of noretynodrel.