The fifth form of the kavalactone, containing a -O-CH3-O- bridge between R groups 1 and 2.
<a href="//commons.wikimedia.org/wiki/User:Benrr101" title="User:Benrr101">Benrr101</a>
2011-12-28
<span class="int-own-work" lang="en">Own work</span>