[(2s,3s,5r)-2-[1-[[(2r,3s,5r)-5-(2-amino-6-oxo-3h-purin-9-yl)-3-phosphonooxy-tetrahydrofuran-2-yl]methoxy]-1-[[(2r,3s,5r)-5-(6-aminopurin-9-yl)-3-hydroxy-tetrahydrofuran-2-yl]methyl]-2-[(2r,3s,5r)-5-(5-methyl-2,4-dioxo-pyrimidin-1-yl)-3-phosphonooxy-tetra |
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