6-Amino-5-nitropyridin-2-one structure
Kesäperuna based on works of SuddenFrost &amp; Squidonius
<a href="//commons.wikimedia.org/wiki/File:Hachimoji_DNA_new_base_pairs.svg" title="File:Hachimoji DNA new base pairs.svg">File:Hachimoji_DNA_new_base_pairs.svg</a>