You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 6-[(1-butyl-4,5-dimethylimidazol-2-yl)sulfanylmethyl]-2-N-(4-fluorophenyl)-1,3,5-triazine-2,4-diamine into its molecular formula.
user
C19H24FN7S
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