You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named (3R,4R,5R)-3,4-dihydroxy-5-(hydroxymethyl)-3-[(E)-3-[(2S,3S)-3-nonyloxiran-2-yl]prop-2-enoyl]pyrrolidin-2-one by IUPAC nomenclature, provide its molecular formula.
user
C19H31NO6
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