AIDS-087211 AIDS087211 Poly{hydrogen 2-(hydroxymethyl)-4-methoxy-5-(5-methyl-9-oxo(8-hydro-1,2,4-triazolino[1,5-a]purin-3-yl))oxolan-3-yl [4-methoxy-5-(5-methyl-9-oxo(8-hydro-1,2,4-triazolino[1,5-a]purin-3-yl))-3-(oxyphosphinyloxyphosphinyl)oxolan-2-yl]methyl phosphate}, 32-mer