Hexahydroxynaphthoquinone

Hexahydroxynaphthoquinone can be any of several organic compounds, including:

• Hexahydroxy-1,4-naphthalenedione (spinochrome E)
• Hexahydroxy-1,2-naphthalenedione
• Hexahydroxy-2,3-naphthalenedione
• Hexahydroxy-2,6-naphthalenedione