You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-tert-butyl-4-cyclopropyl-6-[4-[3-(1-methyltetrazol-5-yl)sulfanylpropyl]piperazin-1-yl]pyrimidine is the IUPAC name of a molecule. Please give its molecular formula.
user
C20H32N8S
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