4-amino-3-(131I)iodanylbenzoyl chloride 、 3-[(3S,5R,8R,9S,10S,13R,14S,17S)-3-[(2R,4S,5R,6R)-5-[(2R,4S,5R,6R)-5-[(2R,4S,5R,6R)-4,5-dihydroxy-6-methyloxan-2-yl]oxy-4-hydroxy-6-methyloxan-2-yl]oxy-4-hydroxy-6-methyloxan-2-yl]oxy-14-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,11,12,15,16,17-tetradecahydrocyclopenta[a]phenanthren-17-yl]-2H-furan-5-one 生成 [(2R,3R,4S,6R)-4-hydroxy-6-[(2R,3R,4S,6R)-4-hydroxy-6-[(2R,3R,4S,6R)-4-hydroxy-6-[[(3S,5R,8R,9S,10S,13R,14S,17S)-14-hydroxy-10,13-dimethyl-17-(5-oxo-2H-furan-3-yl)-1,2,3,4,5,6,7,8,9,11,12,15,16,17-tetradecahydrocyclopenta[a]phenanthren-3-yl]oxy]-2-methyloxan-3-yl]oxy-2-methyloxan-3-yl]oxy-2-methyloxan-3-yl] 4-amino-3-(131I)iodanylbenzoate