Ball and stick model of the <a href="https://en.wikipedia.org/wiki/3-Oxetanone" class="extiw" title="w:3-Oxetanone">3-Oxetanone</a> molecule.
<a href="//commons.wikimedia.org/wiki/User:Benjah-bmm27" title="User:Benjah-bmm27">Ben Mills</a> and <a href="//commons.wikimedia.org/wiki/User:Jynto" title="User:Jynto">Jynto</a>
Derivative of <a href="//commons.wikimedia.org/wiki/File:Oxetane-from-xtal-3D-balls.png" title="File:Oxetane-from-xtal-3D-balls.png">File:Oxetane-from-xtal-3D-balls.png</a> and <a href="//commons.wikimedia.org/wiki/File:Formaldehyde-3D-balls.png" title="File:Formaldehyde-3D-balls.png">File:Formaldehyde-3D-balls.png</a>.