β-Alanine - Wikipedia

Solved 4) Extraterrestrial Amino Acids

Non-proteinogenic amino acids - Wikipedia

Alanine aminopeptidase - Wikipedia

Researchers produce all RNA nucleobases in simulated primordial

Adinazolam - Wikipedia

Proteinogenic amino acid - Wikipedia

This site says: Beta-alanine shows the most promise in exercises

File:Beta alanine comparison.svg - Wikipedia

Amino acid - Wikipedia

β-Alanine - Wikipedia