Synonyms: AC1MI23F;AC1Q4GT2;LS-136076;79513-54-5;methanesulfonic acid; 3-(8-methoxy-3,4-dihydro-2H-pyrimido[1,2-a]benzimidazol-1-yl)propanenitrile;methanesulfonic acid; 3-(8-methoxy-3,4-dihydro-2H-pyrimido[3,2-a]benzimidazol-1-yl)propanenitrile;Pyrimido(1,2-a)benzimidazole-1-propionitrile, 1,2,3,4-tetrahydro-8-methoxy-, methanesulfonate, hemihydrate