英文别名4-amino-2-sulfanylidene-3H-pyrimidine-5-carboxylic acid; 4-amino-2-thioxo-3H-pyrimidine-5-carboxylic acid; Pyrimidine-5-carboxylic acid, 4-amino-2-mercapto-; 5-Pyrimidinecarboxylic acid, 6-amino-1,2-dihydro-2-thioxo-; 6-Amino-2-thioxo-1,2-dihydropyrimidine-5-carboxylic acid; 4-amino-2-thioxo-1,2-dihydro-pyrimidine-5-carboxylic acid 
