英文别名(S)-2-Amino-3-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)propanoic acid; 3-(uracil-1-yl)-L-alanine; S(-)-α-AMINO-3,4-DIHYDRO-2,4-DIOXO-1(2H)-PYRIMIDINEPROPANOIC ACID; L-WILLARDIINE; willardiine; (2S)-2-Amino-3-(2,4-dioxo-1,2,3,4-tetrahydropyrimidine-1-yl)propionic acid 
