(2S,3R,4S,5S,6S)-2-((((1S,4S)-4-(3,4-二氯苯基)-1,2,3,4-四氢萘-1-基)(甲基)氨基甲酰基)氧基)-6-(甲氧基羰基)四氢-2H-吡喃-3,4,5-三乙酸