You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule benzyl (2R,3R,4R,5R)-4,5-dihydroxy-2-(4-methoxyphenyl)-3-phenylmethoxypiperidine-1-carboxylate into molecular formula.
user
C27H29NO6
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