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    English name: Tiotropium Bromide
    Chemical name: (1α,2β,4β,5α,7β)-7-[(Hydroxydi-2-thienylacetyl)oxy]-9,9-dimethyl-3-oxa-9-azoniatricyclo[3.3.1.02,4]nonane bromide
    Category involved: bulk pharmaceutical chemicals
    Structural type:
    CAS#: 136310-93-5
    Molecular formula: C19H22BrNO.4S2
    Molecular weight: 472.41
    Quality standard: Comply with the standards of Merck
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