3-(2,6-Diamino-4-pyrimidinyl)-3-azaspiro(5.5)undecane 1'-oxide dihydrochloride 3-AZASPIRO(5.5)UNDECANE, 3-(2,6-DIAMINO-4-PYRIMIDINYL)-, 1'-OXIDE, DIHYDROCHLORI 3-Azaspiro(5.5)undecane, 3-(2,6-diamino-4-pyrimidinyl)-, 1'-oxide, dihydrochloride 83540-22-1