<unk>  is an α-ethylene alcohol; its chemical formula is 4,4-dimethyl-1-3,4-(methylendioxy)-phenyl-1penten-3-ol. It is chiral and used medically as the racemate. The R enantiomer appears to be around 2.5 times more active than the S enantiomer.
Stiripentol
Mitapivat
Loteprednol
Nicorandil
Agomelatine
Vigabatrin
Bocasan
Avacopan