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system
Provide the molecular formula for the IUPAC named substance 3-[5-[2-fluoro-4-[(1-fluoropropan-2-ylamino)methyl]phenyl]-1,3,4-oxadiazol-2-yl]-5-[4-(oxan-4-ylsulfonyl)phenyl]pyrazin-2-amine .
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C27H28F2N6O4S
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