Structural formula of the chemical compound <a href="https://en.wikipedia.org/wiki/gamma-Hydroxybutyric_acid" class="extiw" title="w:gamma-Hydroxybutyric acid">gamma-hydroxybutyrate</a> (GHB, 4-hydroxybutanoic acid, C<sub>4</sub>H<sub>8</sub>O<sub>3</sub>)
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