英文同义词: | (11β,17Z)-11,20-Dihydroxy-3-oxo-pregna-4,17(20)-dien-21-al;Cortisol Impurity 2 ((Z)-17-deoxyaldehyde derivative);Cortisol Impurity C ((Z)-17-deoxyaldehyde derivative);(11β,17Z)-11,20-Dihydroxy-3-oxo-pregna-4,17(20)-dien-21-al;Pregna-4,17(20)-dien-21-al, 11,20-dihydroxy-3-oxo-, (11β,17Z)-;Hydrocortisone Acetate Impurity 53;Hydrocortisone Acetate Impurity |