(2S,3R,4R)-2,3,4-Tris-benzyloxy-5-(tert-butyl-diphenyl-silanyloxy)-pentanal

2-[(2R,3S,4R)-2,3,4-Tris-benzyloxy-5-(tert-butyl-diphenyl-silanyloxy)-pentyl]-malonic acid dimethyl ester

methyl (4R,5S,6R)-4,5,6-tris(benzyloxy)-7-hydroxy-2-(methoxycarbonyl)heptanoate