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L-2-hydroxyphenylalanine

5-Aminoindole-2-carboxylic acid

2,2-Difluorosuccinic acid

(4-Chloro-2-nitrophenyl)urea

Isoamyl 4-methoxycinnamate

5-Amino-1,2,3,4-tetrahydro-2,6-dioxo-6-pyrimidinecarboxylic acid

Fmoc-lysine(trt)

3-(3-Benzothienyl)-l-alanine