SMILES: C1=CC2=C(C(=C1)O)C(=O)C3=C(C2=O)C(=CC=C3)O
Description: The molecule is a dihydroxyanthraquinone that is anthracene-9,10-dione substituted by hydroxy groups at positions 1 and 5. It derives from a hydride of an anthracene.