You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[[(1R,2R)-2-hydroxycyclohexyl]methyl]-1-methyl-3-[[(3R)-1-propylpyrrolidin-3-yl]methyl]urea is the IUPAC name of a molecule. Please give its molecular formula.
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C17H33N3O2
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