You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named [(1S,2S,3S,4S,6R)-4-chloro-6-[(3S)-4-[(2S)-3,3-dimethyloxiran-2-yl]-3-[(Z)-2-methylbut-2-enoyl]oxybut-1-en-2-yl]-2,3-dihydroxy-3-methylcyclohexyl] (Z)-2-methylbut-2-enoate by IUPAC nomenclature, provide its molecular formula.
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C25H37ClO7
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