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system
Name the molecular formula for the molecule established as (4R,4aR,7S,7aR,12bS)-3-methyl-2,4,4a,5,6,7,7a,13-octahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinoline-7,9-diol;hydrobromide using the IUPAC nomenclature.
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C17H22BrNO3
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