(3R,4R,5R)-2-Methoxy-3,4-bis-trimethylsilanyloxy-5-trimethylsilanyloxymethyl-tetrahydro-furan

1,4-anhydro-2-O-methanesulfonyl-3,5-O-(1,1,3,3-tetraisopropyl-1,3-disiloxanediyl)-D-ribitol

2(R)-(tert-butyldimethylsilyloxymethyl)-3(S)-(tert-butyldiphenylsilyloxy)-4(R)-aminotetrahydrofuran

4(R)-[{(3-ethoxy-1-oxo-2-propenyl)aminocarbonyl}amino]-2(R)-(tert-butyldimethylsilyloxymethyl)-3(S)-(tert-butyldiphenylsilyloxy)tetrahydrofuran

1,4-anhydro-2-amino-2-deoxy-3,5-O-(1,1,3,3-tetraisopropyl-1,3-disiloxanediyl)-D-arabinitol