You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 3-methyl-N-[(1Z,4S,5S)-3-oxo-5-phenyl-1-[(4-propan-2-ylphenyl)methylidene]pyrazolidin-1-ium-4-yl]benzamide into its molecular formula.
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C27H28N3O2+
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