TiotropiuM BroMide(Spiriva, BA 679BR) | (1α,2β,4β,5α,7β)-7-[(Hy-droxydi-2-thienylacetyl)axy]-9,9-dimethyl-3-oxa-9-azoniatri-cyclo[3.3.1.02.4]nonane |
(1a,2b,4b,5a,7b)-7-[(Hydroxydi-2-thienylacetyl)oxy]-9,9-dimethyl-3-oxa-9-azoniatricyclo[3.3.1.02,4]nonane bromide | (1α,2β,4β,5α,7β-7-[(Hydroxydi-2-thienylacetyl)oxy]-9,9-dimethyl-3-oxa-9-azoniatricyclo[3.3.1.0^<2,4>^]nonane bromide |