| [[[[(2r,3s,4r,5r)-5-(2-amino-6-oxo-3h-purin-9-yl)-3,4-dihydroxy-tetrahydrofuran-2-yl]methoxy-hydroxy-phosphoryl]oxy-hydroxy-phosphoryl]oxy-hydroxy-phosphoryl][(2r,3s,4r,5r)-5-(2-amino-6-oxo-3h-purin-9-yl)-3,4-dihydroxy-tetrahydrofuran-2-yl]methyl hydrogen |
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