Showing structure for 8-ethyl-1,6,7,8,11-pentahydroxy-10-{[4-hydroxy-5-({5-[(5-hydroxy-6-methyloxan-2-yl)oxy]-6-methyloxan-2-yl}oxy)-6-methyloxan-2-yl]oxy}-9,10-dihydro-7h-tetracene-5,12-dione