Chemical Name: (2S,3S,4S,5R,6S)-6-((6-carboxy-8-hydroxy-9,10-dioxo-9,10-dihydroanthracen-1-yl)oxy)-3,4,5-trihydroxytetrahydro-2H-pyran-2-carboxylic acid
Smile: O=C(C1=C(O[C@@H](O[C@@H](C(O)=O)[C@@H]2O)[C@@H](O)[C@@H]2O)C=CC=C1C(C3=CC(C(O)=O)=C4)=O)C3=C4O