Boc-beta-Ala-OH

BOC-D-Phenylglycinol

N-(tert-Butoxycarbonyl)-L-serine

(2S,4R)-1-tert-butyl 2-methyl 4-hydroxypyrrolidine-1,2-dicarboxylate

Boc-L-alaninol

Boc-D-serine

N-Boc-1,3-propanediamine

Boc-Trp-OH

(S)-1-N-Boc-3-hydroxypyrrolidine

Boc-Glu(OBzl)-OH

tert-Butyl N-(4-aminobutyl)carbamate

tert-Butyl N-hydroxycarbamate