You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 1-[(2R,5S)-5-[2-[(2R,3S,5R)-2-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-3-yl]oxyethoxy]-4-hydroxyoxolan-2-yl]-5-methylpyrimidine-2,4-dione into its molecular formula.
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C42H46N4O12
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