L-Anserine

L-N-beta-Alanyl-3-methylhistidine

N-beta-alanyl-3-methyl-L-histidine

Nα-β-Alanyl-1-dehydro-3-methyl-L-histidine

2-(3-aminopropanoylamino)-3-(3-methylimidazol-4-yl)-propanoic acid