| 摘要 |
<p>The invention relates to crystalline, water-free (1 alpha , 2 beta , 4 beta , 5 alpha ,7 beta )-7- [(hydroxydi-2 -thienylacetyl) oxy]-9, 9-dimethyl -3-oxa-9 -azoniatricyclo [3.3.1.0 2, 4] nonane-bromide, to a method for its production, and to the use thereof in the production of a drug, especially in the production of an anticholinergic drug.</p> |
