(2S,3S,4R,5S)-1-benzyl-3,4-bis(benzyloxy)-2-(benzyloxymethyl)-5-(trityloxymethyl)pyrrolidine

((2S,3R,4S,5S)-1-benzyl-3,4-bis(benzyloxy)-5-(benzyloxymethyl)-pyrrolidin-2-yl)methanol

((2R,3R,4S,5S)-1-benzyl-3,4-bis(benzyloxy)-5-(benzyloxymethyl)-pyrrolidin-2-yl)methyl-4-nitrobenzoate

(2S,3S,4R,5S)-tert-btyl 3,4-bis(benzyloxy)-2-(benzyloxymethyl)-5-(hydroxymethyl)pyrrolidine-1-carboxylate

(1R,2S,3S,5R,8aR)-1,2-bis(benzyloxy)-3-(benzyloxymethyl)-5-methyl-1,2,3,5,6,8a-hexahydroindolizine