(2S,3R,4R,5R)-3,4-bis(tert-butyldimethylsilanyloxy)-5-(2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydrofuran-2-carbaldehyde

(9H-fluoren-9-yl)methyl (R)-(1-(tert-butoxy)-4-diazo-3-oxobutan-2-yl)carbamate

1-((2R,3R,4R,5R)-3,4-bis((tert-butyldimethylsilyl)oxy)-5-((2S,3R)-3-(hydroxymethyl)oxiran-2-yl)tetrahydrofuran-2-yl)pyrimidine-2,4(1H,3H)-dione

(2S,3R)-3-((2R,3R,4R,5R)-3,4-bis((tert-butyldimethylsilyl)oxy)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)tetrahydrofuran-2-yl)oxirane-2-carboxylic acid

1-((2R,3R,4R,5R)-5-((2R,3S)-3-(1H-indole-1-carbonyl)oxiran-2-yl)-3,4-bis((tert-butyldimethylsilyl)oxy)tetrahydrofuran-2-yl)pyrimidine-2,4(1H,3H)-dione