(7S,9S)-9-Acetyl-7-(((2R,4S,5S,6S)-4-Amino-5-Hydroxy-6-Methyltetrahydro-2H-Pyran-2-Yl)Oxy)-6,9,11-Trihydroxy-7,8,9,10-Tetrahydrotetracene-5,12-Dione Hydrochloride