3-Phenylmethoxy-4-(phenylmethoxymethyl)-6-oxabicyclo[3.1.0]hexane

entecavir intermediate iii ; 1r,2r-2-[(phenylmethoxy)methyl]-3-cyclo penten-1-ol ; entecavir e3 ; (1s,2r,3s,5r)-3-(phenylmethoxy)-2-[(phenylmethoxy)methyl]-6-oxabicyclo[3.1.]hexane ; (1s,2r,3s,5r)-3-(benzyloxymethyl)-6-oxabicyclo[3.1.0]hexane ; (1r,5s)-3-[(benzyloxy)methyl]-6-oxabicyclo[3.1.0]hexane ; (1s,2r,3s,5r)-3-(phenylmethoxy)-2-[(phenylmethoxy)methyl]-6-oxabicyclo[3.1.0]hexane ; entecavir-3 ; (1s,2r,3s,5r)-3-(benzyloxy)-2-((benzyloxy)methyl)-6-oxabicyclo[3.1.0]hexane ; (1s,2r,3s,5r)-3-(phenymethyloxy)-2-(phenylmethoxy)methyl-6-oxabicyclo[3.1.0]hexane