Crystalline monohydrates of endo-2,3-dihydro-N-(8-methyl-8-azabicyclo[3.2.1]oct-3-yl)-2-oxo-1H-benzimidazole-1-carboxamide hydrochloride and of endo-3-ethyl-2,3-dihydro-N-(8-methyl-8-azabicyclo[3.2.1]oct-3-yl)-2-oxo-1H-benzimidazole-1-carboxamide hydrochloride of formula
(Compound 2a: R = H)
(Compound 2b: R = C₂H₅)
the processes for their preparation and pharmaceutical compositions containing them.
内-2,3-二氢-N-(8-甲基-8-
氮杂双环[3.2.1]辛-3-基)-2-氧代-1H-
苯并咪唑-1-甲酰胺盐酸盐和内-3-乙基-2,3-二氢-N-(8-甲基-8-
氮杂双环[3.2.1]辛-3-基)-2-氧代-1H-
苯并咪唑-1-甲酰胺盐酸盐的结晶一
水合物,其式为
(化合物 2a:R = H)
(化合物 2b:R = C₂H₅)
及其制备工艺和含有它们的药物组合物。