(1R,2S,3R,5R)-3-(6-Amino-purin-9-yl)-5-[bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-2-(tert-butyl-dimethyl-silanyloxy)-cyclopentanol

(1R,2S,3R,5R)-3-(6-Amino-purin-9-yl)-5-[bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-cyclopentane-1,2-diol

(4aR,7aR)-4,4a,5,7a-Tetrahydro-cyclopenta[1,3]dioxin-2-one