Shigeki Onuma (source code)

= Shigeki Onuma
{c}

<Shigeki Onuma> coauthored research on <xanthone>.<Structure of xanthone by Shigeki Onuma and others>[publication title and author list]{ref}

A dibenzo-gamma-<pyrone> framework with two outer <benzene> rings, an endocyclic <ether> <oxygen> and an exocyclic <ketone> <oxygen>. The outer rings are strongly aromatic; the central ring has a more polarized, partial aromatic description.