Prednisone EP Impurity C

Chemical Name: 17-hydroxy-3,11,20-trioxopregna-1,4-dien-21-al (as per EP)

Smile: C[C@]([C@@]1(O)C(C=O)=O)(C2)[C@](CC1)([H])[C@@](CCC3=CC4=O)([H])[C@]([C@]3(C=C4)C)([H])C2=O.C[C@]([C@@]5(O)C(C(O)O)=O)(C6)[C@](CC5)([H])[C@@](CCC7=CC8=O)([H])[C@]([C@]7(C=C8)C)([H])C6=O