You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(2,6-dimethylphenyl)-2-[(5S)-2-(2-methylphenyl)imino-4-oxo-3-propyl-1,3-thiazolidin-5-yl]acetamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C23H27N3O2S
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