You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[1-[[2,2,5,5-tetramethyl-4-(methylamino)oxolan-3-yl]methyl]pyrrolidin-3-yl]ethanol is the IUPAC name of a molecule. Please give its molecular formula.
user
C16H32N2O2
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