In this task, you are given a sentence. You are expected to recognize the name of any form of chemical substances. Although there might be several correct answers, you need to write one of them.
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Question: A phase 1 study of tazarotene in adults with advanced cancer.

Answer: tazarotene

Question: Neuroprotection by propargylamines in Parkinson's disease: suppression of apoptosis and induction of prosurvival genes.

Answer: propargylamines

Question: Discovery of liver-targeted inhibitors of stearoyl-CoA desaturase (SCD1).

Answer:
stearoyl-CoA