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(2S,4R)-1-(叔丁氧基羰基)-4-((2-(4-異丙氧基苯基)苯并呋喃并[3,2-d]嘧啶-4-基)氧基)

(2S,4R)-1-(tert-Butoxycarbonyl)-4-((2-(4-isopropoxyphenyl)benzofuro[3,2-d]pyrimidin-4-yl)oxy)pyrrolidine-2-carboxylic acid