英文名称
2-[2-[[17-[2-butoxy-3-hydroxy-5-(2-methylprop-1-enyl)oxolan-3-yl]-4,4,8,10,14-pentamethyl-2,3,5,6,7,9,11,12,13,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-yl]oxy]-5-hydroxy-6-(hydroxymethyl)-4-(3,4,5-trihydroxyoxan-2-yl)oxyoxan-3-yl]oxy-6-methyloxane-3,4,5-triol