5,6-Diaminouracil Sulfate, 5,6-Diamino-2,4-dioxo-1,2,3,4-tetrahydropyrimidine sulfate, 5,6-diaminopyrimidine-2,4-diol sulphate, 5,6-Diaminopyrimidine-2,4-(1H,3H)-dione sulphate; 4,5-Diamino-2,6-dihydroxypyrimidine sulphate; 5,6-Diamino-2,4-dioxo-1,2,3,4-tetrahydropyrimidine sulphate