You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (2S)-2-[[(2S)-2-[[(2S)-2-[[(2R)-2-[[(2S)-2-amino-4-methylpentanoyl]amino]-3-sulfanylpropanoyl]amino]-4-methylpentanoyl]amino]-3-hydroxypropanoyl]amino]pentanedioic acid into molecular formula.
user
C23H41N5O9S
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