You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named tert-butyl-[(R)-1,3-dithian-2-yl-[(4S,5R)-5-[(R)-methoxymethoxy(phenyl)methyl]-2,2-dimethyl-1,3-dioxolan-4-yl]methoxy]-dimethylsilane by IUPAC nomenclature, provide its molecular formula.
user
C25H42O5S2Si
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