CAS No 51542-56-4 , 2-[2-[[3,12-dihydroxy-4,4,8,10,14-pentamethyl-17-[6-methyl-2-[3,4,
5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyhept-5-en-2-yl]-2,3,5,6,7,9,
11,12,13,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-6-yl]oxy]-4,
5-dihydroxy-6-(hydroxymethyl)oxan-3-yl]oxy-6-methyloxane-3,4,5-triol