You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule (2R,3S)-2-[(2R,3R,4S,5S,6S)-6-methoxy-3,5-dimethyl-4-phenylmethoxyoxan-2-yl]hept-6-en-3-ol ?
user
C22H34O4
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