英文别名4-METHYL-DL-TRYPTOPHAN; 2-amino-3-(4-methyl-1H-indol-3-yl)propionic acid; 2-azanyl-3-(4-methyl-1H-indol-3-yl)propanoic acid; Tryptophan, 4-methyl-; DL-Trp(4-Me)-OH; DL-(4-METHYL)TRYPTOPHAN; DL-2-AMINO-3-(4-METHYLINDOLYL)PROPIONIC ACID; H-4-ME-DL-TRP-OH; 4-Methyltryptophan; DL-Tryptophan,4-methyl