英文别名Budesonide impurity 4; Prednisolone Impurity A; (6aR,6bS,7S,8aS,8bR,11aS,12aS,12bS)-; (6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-7,10-dihydroxy-6a,8a-dimethyl-6b,7,8,8a,8b,10,11a,12,12a,12b-decahydro-1H-naphtho[2',1':4,5]indeno[2,1-b]furan-4,9(2H,6aH)-dione; (6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-7,10-dihydroxy-6a,8a-dimethyl-1,2,6a,6b,7,8,8a,8b,11a,12,12a,12b-dodecahydro-4H-naphtho[2',1':4,5]indeno[2,1-b]furan-4,9(10H)-dione; Budesonide related compound 2; Pregna-1,4-diene-3,20-dione, 16,21-epoxy-11,21-dihydroxy-, (11β,16α,17α)- (9CI); Budesonide Hemiacetal; (8R,10S,13S,16R,17S)-16,17-Dihydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-6,7,8,10,12,13,16,17-octahydro-3H-cyclopenta[a]phenanthren-3-one (Budesonide Impurity 38) 
