(1R,2S,3S,4R,5S)-1-(乙酰氧甲基)-5-(4-氯-3-(4-乙氧苄基)苯基)-6,8-二氧杂双环[3.2.1]辛烷-2,3,4-三乙酸三酯 [ 1298086-18-6 ]