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Boc-l-α-aminobutyric acid 4-nitrophenyl ester

N,n’-bis-fmoc-diaminoacetic acid

Boc-o-3-bromobenzyl-3,5-diiodo-l-tyrosine

O-sulfo-l-serine

Nα-boc-nω-(methoxybenzenesulfonyl)-l-arginine

S-4-methoxybenzyl-d-cysteine

L-3-aminomethylphenylalanine

Benzoyl-l-valine

Chloroacetyl-l-norleucine