英文同义词: | 21-Acetoxy-11-oxo-16α,17α-propylMethylenedioxpregna-1,4-diene-3,20-dione;Budesonide Impurity M;Budesonide iMpurit M;Budesonide Impurity 8/21-Acetoxy-11-oxo-16α,17α-propylmethylenedioxpregna-1,4-diene-3,20-dione;Pregna-1,4-diene-3,11,20-trione, 21-(acetyloxy)-16,17-[butylidenebis(oxy)]-, (16α)-;21-Acetoxy-11-oxo-16a,17a-propylmethylenedioxpregna-1,4-diene-3,20-dione |