Chemical Name: Betamethasone 9,11-Epoxy Impurity ; 9,11β-epoxy-17,21-dihydroxy-16β-methyl-9β-pregna-1,4-diene-3,20-dione
Synonym: Exemestane USP Related Compound B
Smile: C[C@@]12C(CC[C@]3([H])[C@@]2(O4)[C@@H]4C[C@@]5(C)[C@@]3([H])C[C@H](C)[C@@]5(C(CO)=O)O)=CC(C=C1)=O