cyclobutanecarboxylic acid ((1S,2R,3S,4R)-4-[2-((R)-1-benzyl-pyrrolidin-3-ylamino)-6-(2,2-diphenyl-ethylamino)-purin-9-yl]-2,3-dihydroxy-cyclopentyl)amide trifluoroacetate 、 (R)-3-amino-pyrrolidine-1-carboxylic acid (3,4,5,6-tetrahydro-2H-[1,2']bipyridinyl-4-yl)-amide 生成 (R)-3-[9-[(1R,2S,3R,4S)-4-(cyclobutanecarbonyl-amino)-2,3-dihydroxy-cyclopentyl]-6-(2,2-diphenyl-ethylamino)-9H-purin-2-ylamino]-pyrrolidine-1-carboxylic acid (3,4,5,6-tetrahydro-2H-[1,2']bipyridinyl-4-yl)-amide trifluoroacetate