You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 3-[dideuterio-[2,3,5,6-tetradeuterio-4-(1,1-dideuterio-2-methylpropoxy)phenyl]methyl]-1-[dideuterio-(2,3,5,6-tetradeuterio-4-fluorophenyl)methyl]-1-(2,2,6,6-tetradeuterio-1-methylpiperidin-4-yl)urea into molecular formula.
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C25H34FN3O2
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