(2R,3R,4S,5R)-2-(6-氨基-9H-嘌呤-9-基)-5-(((顺式-3-(2-(5-(叔丁基)-1H-苯并[d]咪唑-2-基)乙基)环丁基)(异丙基)氨基)甲基)四氢呋喃-3,4-二醇,98%