Skeletal formula of <a href="https://en.wikipedia.org/wiki/baricitinib" class="extiw" title="w:baricitinib">baricitinib</a> (previously known as LY-3009104 and INCB-028050) — a <a href="https://en.wikipedia.org/wiki/Janus_kinase_inhibitor" class="extiw" title="w:Janus kinase inhibitor">JAK1 and JAK2 inhibitor</a>.
<a href="//commons.wikimedia.org/wiki/User:Yikrazuul" title="User:Yikrazuul">Yikrazuul</a>
Own work  using: <a rel="nofollow" class="external text" href="https://pubchem.ncbi.nlm.nih.gov/substance/160703522">PubChem</a>