Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
List of Native American-themed murals
Table title:
District of Columbia
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Location </th><th colspan=1 rowspan=1 > Mural title </th><th colspan=1 rowspan=1 > Image </th><th colspan=1 rowspan=1 > Artist </th><th colspan=1 rowspan=1 > Date </th><th colspan=1 rowspan=1 > Notes </th><th colspan=1 rowspan=1 > NRHP listed </th></tr>
<tr> <td colspan=1 rowspan=1 > William Jefferson Clinton Federal Building Washington, D.C. </td><td colspan=1 rowspan=1 > The Dangers of the Mail </td><td colspan=1 rowspan=1 > - </td><td colspan=1 rowspan=1 > Frank Mechau </td><td colspan=1 rowspan=1 > 1937 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > 66000865 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > University of Illinois at Chicago Medical Center, Chicago </td><td class="highlighted"  colspan=1 rowspan=1 > The Story of Natural Drugs </td><td colspan=1 rowspan=1 >  </td><td class="highlighted"  colspan=1 rowspan=1 > Thomas Jefferson League </td><td colspan=1 rowspan=1 > 1937 </td><td colspan=1 rowspan=1 > The panels illustrate the use of indigenous Native American remedies derived from natural sources, by Spanish explorers in the New World. </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Federal Building (formerly Main Post Office Department building) </td><td colspan=1 rowspan=1 > Covered Wagon Attacked by Indians </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > William C. Palmer </td><td colspan=1 rowspan=1 > 1937 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
</table>
Question:
What is The Story of Natural Drugs mural?
Answer:
The Story of Natural Drugs by the Thomas Jefferson League was a Native American-themed mural at the University of Illinois at Chicago Medical Center, Chicago.