| 摘要 |
The invention relates to propellant gas formulations containing suspensions of the crystalline monohydrate of (1α,2&bgr;,4&bgr;,5α,7&bgr;)-7-[(hydroxydi-2-thienylacetyl)oxy]-9,9-dimethyl-3-oxa-9-azoniatricyclo[3.3.1.02,4]nonane-bromide.
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