{{DISPLAYTITLE:C<sub>18</sub>H<sub>26</sub>O<sub>2</sub>}}{{Related molecular formulas|C=18|H=26|O=2}} The molecular formula '''C<sub>18</sub>H<sub>26</sub>O<sub>2</sub>''' (molar mass: 274.40 g/mol, exact mass: 274.1933 u) may refer to:
* Empenthrin, or vaporthrin * Exocarpic acid, a rare fatty acid * Isanic acid, a fatty acid * Nandrolone, or 19-nortestosterone
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