I was really confused by your second paragraph until I did some Googling. You're referring to Syntex, which developed an early contraceptive pill. And the che

I was really confused by your second paragraph until I did some Googling. You're referring to Syntex, which developed an early contraceptive pill. And the chemical was derived from a naturally occurring one found in yams. Thanks for the pointer -- I learned something. https://en.wikipedia.org/wiki/Syntex https://en.wikipedia.org/wiki/Syntex