16alpha-hydroxyprednisolone;11a,16b,17,21-tetrahydroxy-pregna-1,4-diene-3,20-dione;16α-hydroxy-prednisolone;16a-Hydroxyprednisolone;16α-Hydroxyprednisolone;(8S,9S,10R,11S,13S,14S,16R,17S)-11,16,17-Trihydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one;11B,16A,17A,21-TETRAHYDROXYPREGNA-1,4-DIENE-3,20-DIONE;11β,16α,17α,21-Tetra;11β,16α,17α,21-Tetrahydroxypregna-1,4-diene-3,20-dione;16α-hydroxy-prednisonlone;11a,16b,17,21-Tetrahydroxy-pregna-1,4-diene-3,20-dione;16b;20-dione;4-diene-3;Einecs 237-731-1;Budesonide impurity A;16a-Hydroxypredisolone;16α-Hydroxyprednisolon;16A-HYDROXY-PREDNISOLONE;Budesonide EP Impurity A