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)-3-[(E)-3-methylnonadec-2-enyl]sulfanyl-2-[(2-methylpropan-2-yl)oxycarbonylamino]propanoic acid into molecular formula.
user
C28H53NO4S
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