thioindigo; DyStar, Vat Red 41, C.I. 73300; Fluorescent Red Dye
<a href="//commons.wikimedia.org/wiki/User:Yikrazuul" title="User:Yikrazuul">Yikrazuul</a>
2010-07-17
<span class="int-own-work" lang="en">Own work</span>