IUPAC:(9R,9'R)-4,4'-dihydroxy-10,10'-dioxo-5,5'-bis({[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy})-9H,9'H,10H,10'H-[9,9'-bianthracene]-2,2'-dicarboxylic acid
IUPAC:(9R,9'R)-4,4'-dihydroxy-10,10'-dioxo-5,5'-bis({[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy})-9H,9'H,10H,10'H-[9,9'-bianthracene]-2,2'-dicarboxylic acid