(S)-N-((2R,3R,4R,5S,6R)-3-Acetylamino-4,5-dihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yl)-2-(7-amino-heptanoylamino)-succinamic acid tert-butyl ester

Isoleucyl-N4-(2-acetamido-3,4,6-tri-O-acetyl-2-desoxy-β-D-glucopyranosyl)-asparagin-tert-butylester

N-<2-(Triphenylphosphonio)ethoxycarbonyl>phenylalanyl-N4-(2-acetamido-3,4,6-tri-O-acetyl-2-desoxy-β-D-glucopyranosyl)-asparagin-tert-butylester-chlorid