Skeletal formula of <a href="https://en.wikipedia.org/wiki/nitrofurantoin" class="extiw" title="w:nitrofurantoin">nitrofurantoin</a> — a <a href="https://en.wikipedia.org/wiki/nitrofuran" class="extiw" title="w:nitrofuran">nitrofuran</a> <a href="https://en.wikipedia.org/wiki/antimicrobial" class="extiw" title="w:antimicrobial">antimicrobial</a> used to treat lower <a href="https://en.wikipedia.org/wiki/urinary_tract_infection" class="extiw" title="w:urinary tract infection">urinary tract infections</a>, such as <a href="https://en.wikipedia.org/wiki/cystitis" class="extiw" title="w:cystitis">cystitis</a>. Created with <a rel="nofollow" class="external text" href="http://www.chemdoodle.com">ChemDoodle 7.0.2</a> and <a rel="nofollow" class="external text" href="http://www.adobe.com/products/illustrator.html">Adobe Illustrator CC 2015</a>.
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