dicarbobenzoxy-δ-hydroxy-L-lysylglycine t-butyl ester

4-Oxo-pentanoic acid (2S,3S,4R,5R,6S)-4,5-diacetoxy-6-acetoxymethyl-2-[(1R,4R)-4-benzyloxycarbonylamino-1-(benzyloxycarbonylamino-methyl)-4-(tert-butoxycarbonylmethyl-carbamoyl)-butoxy]-tetrahydro-pyran-3-yl ester

2-O-levulinoyl-3,4,6-tri-O-acetyl-α-D-galactopyranosyl bromide

{(2R,5R)-2,6-Bis-benzyloxycarbonylamino-5-[(2S,3S,4R,5R,6S)-4,5-diacetoxy-6-acetoxymethyl-3-((2S,3S,4R,5S,6S)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-2-yloxy]-hexanoylamino}-acetic acid