JSFiddle - React, Tailwind, and code Playground
HTML
<table>
<tr><td>Name:</td><td><input id="MultiLookupPicker" name="MultiLookupPicker"/></td></tr>
<tr><td>Company:</td><td><input id="MultiLookupPicker" name="MultiLookupPicker"/></td></tr>
<tr><td>Department: </td><td><input id="MultiLookupPicker" name="MultiLookupPicker"/></td></tr>
</table>
JavaScript
$( "td:contains('Company')").find("input").val("test");