You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (2S)-2-[4-(2-ethoxyphenyl)piperazin-1-ium-1-yl]-N-(2,4,6-trimethylphenyl)propanamide by IUPAC nomenclature, provide its molecular formula.
user
C24H34N3O2+
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