Prednisolone Impurity 13

Chemical Name: 2-((8S,9S,10R,13S,14S)-11-hydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoacetaldehyde

Smile: O=C1C=C[C@]2(C)[C@@]3([H])C(O)C[C@]4(C)C(C(C=O)=O)=CC[C@@]4([H])[C@]3([H])CCC2=C1.O=C5C=C[C@]6(C)[C@@]7([H])C(O)C[C@]8(C)C(C(C(O)O)=O)=CC[C@@]8([H])[C@]7([H])CCC6=C5