Graduate Pharmacy Aptitude Test (GPAT) 2015 Solved Paper

Question : 45 of 125

Marks: +1, -0

Identify the IUPAC of dexamethasone

2-Chloro-6 α, 9 α-difluoro-11 α, 17, 21-trihydroxy-16 α-methylpregna-1,4-dien-3, 20-dione
9α-Fluoro-11 17α, 21-trihydroxy-16 β-methylpregna-1, 4-diene-3, 20-dione
9α-Fluoro-11 17α, 21-trihydroxy-16 β-methylpregna-1, 4-diene-3, 20-dione
6α-Fluoro-11 α, 21-dihydroxy-16 α-methylpregna-1, 4-diene-3. 20-dione

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