N. , -methoxyphenyl)methyl]-Nmethyl-1-(3-methyl-4-nitrobenzoyl) pyrrolidine-2

(. 2r and . 3r, 5R)-2-(Acetoxymethy)-5-(6-amino-9 hpurin-9-yl)tetrahydrofuran-3,4-diyldiacetate RT

, 6R,7R)-3-(carbamoyloxymethyl

, -methylazepan-4-yl)phthalazin-1-one