1,4-Naphthalenedione, 5,8-dihydroxy-2-((1R)-4-methyl-1-(1-oxopropoxy)-3-pentenyl)- 162283-70-7 5,8-Dihydroxy-2-((1R)-4-methyl-1-(1-oxopropoxy)-3-pentenyl)-1,4-naphthalenedione