3-[6-(9,9-二氟-7-{2-[5-(2-甲氧基羰基氨基-3-甲基-丁酰基)-5-5-氮杂螺-[2.4]-庚烷-6-基]-3H-咪唑-4-基}-9H-芴-2-基)-1H-苯并咪唑-2-基]-2-氮杂双环-[2.2.1]-庚烷-2-羧酸叔丁酯

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