N1-Methyl-L-histidine, 1-Methyl-L-histidine, 1-Methyl-Histidine, (S)-2-Amino-3-(1-methyl-1H-imidazol-4-yl)propanoic acid, tau-methyl-L-histidine, L-1-Methylhistidine, N(tele)-methyl-L-histidine, 4-Methyl-Histidine, Nτ-Methyl-His-OH, L-Histidine, 1-methyl-, 1-MHis, (2S)-2-amino-3-(1-methylimidazol-4-yl)propanoic acid