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n. A sterol, C29H48O, obtained from soybeans or Calabar beans.

n. A phytosterol that occurs in soybeans and similar plants

"He was the first to synthesize the natural product physostigmine; and was an African American pioneer in the industrial large-scale chemical synthesis of the human hormones, steroids, progesterone, and testosterone, from plant sterols such as stigmasterol and sitosterol."

campesterol    sitosterol    lovastatin    narcotine    acetyl    palmitate    thiamine    rhein    borage