You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (3R,3aS,6aR)-6-[(2-amino-3-fluoroquinolin-7-yl)methyl]-2,3,4,5,6,6a-hexahydrocyclopenta[b]furan-2,3,3a-triol by IUPAC nomenclature, provide its molecular formula.
user
C17H19FN2O4
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