You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-(3,5-ditert-butyl-4-hydroxyphenyl)-2-[(3S,4R)-3-[2-(hydroxymethyl)phenyl]-2-imino-4-propylpyrrolidin-1-yl]ethanone;hydrobromide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C30H43BrN2O3
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