Formula: C21H20O13S | Mol. Weight: 512.40 g/mol
IUPAC: [5-hydroxy-7-methyl-9,10-dioxo-4-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyanthracen-2-yl] hydrogen sulfate
CC1=CC2=C(C(=C1)O)C(=O)C3=C(C2=O)C=C(C=C3OC4C(C(C(C(O4)CO)O)O)O)OS(=O)(=O)O