Synonyms: 3-Azaspiro(5.5)undecane, 3-(2,6-diamino-4-pyrimidinyl)-, 1'-oxide, dihydrochloride;3-(2,6-Diamino-4-pyrimidinyl)-3-azaspiro(5.5)undecane 1'-oxide dihydrochloride;83540-22-1;AC1L1I93;LS-22738;3-(2,6-diamino-1-hydroxypyrimidin-1-ium-4-yl)-3-azoniaspiro[5.5]undecane dichloride;6-(9-azoniaspiro[5.5]undecan-9-yl)-3-hydroxypyrimidin-3-ium-2,4-diamine dichloride