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system
Provide the molecular formula for the IUPAC named substance N-[[2-[(4-fluorophenyl)methylcarbamoyl]-3-hydroxy-4-oxo-7,8,9,10-tetrahydro-6H-pyrimido[1,2-a]azepin-8-yl]methyl]-N',N'-dimethyloxamide .
user
C22H26FN5O5
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