You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[1-[2-[[6-(diaminomethylideneamino)-1-fluoro-2-oxohexan-3-yl]carbamoyl]pyrrolidine-1-carbonyl]cyclopentyl]carbamic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H31FN6O5
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