This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
HexahydroxynaphthoquinoneDballs. Ballandstick model of the hexahydroxynaphthoquinone molecule also known as spinochrome derivative of naphthoquinone with the addition of six hydroxy groups Derived from File OctahydroxyanthraquinoneDballs Jynto and Ben Mills Naphthoquinones Phenols Images by Jynto Ballandstick models