Boc-Tyr-Ψ[CO-O]-Leu-OH

H-Pro-Ψ[CO-O]-Thr(Bzl)-OBzl

N-α,N-ω,N'-ω'-tri-(t-butyloxycarbonyl)-L-arginine

(S)-1-{(S)-2-[(S)-2-Amino-3-(4-hydroxy-phenyl)-propionyloxy]-4-methyl-pentanoyl}-pyrrolidine-2-carboxylic acid (1S,2R)-2-benzyloxy-1-benzyloxycarbonyl-propyl ester

1-(13,24,33,43,53,63-hexaoxin-2-yl)-6-hydroxy-4-(1-oxidaneyl)-34,43,63-heptaoxidan-3-one