You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
O-[[2-[4-bromo-1-[(2-fluorophenyl)methyl]-5-methoxypyrazol-3-yl]-5,5-dimethyl-7H-pyrrolo[2,3-d]pyrimidin-6-ylidene]-lambda3-iodanyl]hydroxylamine is the IUPAC name of a molecule. Please give its molecular formula.
user
C19H19BrFIN6O2
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