2,5-Diamino-4,6-dihydroxypyrimidine hemisulfate salt

2,5-diamino-4,6-dihydropyrimidine hemisulfate salt ; 2,5-diamino-4,6-dihydroxypyrimidine half sulfate salt ; 2- amino 4,6-dihydroxy 5-amino pyrimidine ; 2,5-diamino-4,6-dihydroxy-pyrimidine hemisulfate salt ; 2,5-diamino-4,6-dihydroxypyrimidine, sulfate (2:1) (salt) ; 2-5-diamino-4-6-dihydroxy-pyrimidine*hem isulfate cr ; 2-5-diamino-4-6-dihydroxy-pyrimidine*hemisulfate ; 2,5-diamino-4,6-dihydroxypyrimidi ; 2(1h)-pyrimidinone, 4,6-diamino-5-hydroxy-, sulfate (2:1) (salt)