You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named N-phenyl-4-piperazin-4-ium-1-yl-6-pyrrolidin-1-yl-1,3,5-triazin-2-amine by IUPAC nomenclature, provide its molecular formula.
user
C17H24N7+
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