叔丁基 (2-((4-环己基苄基)(4-((3-((2-(2,6-二氧代哌啶-3-基)-1-氧代异吲哚啉-4-基)氨基)-3-氧代丙基)氨基甲酰基)-3-羟基苯基)氨基)-2-氧乙基)(甲苯磺酰基)氨