You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[[4-[(2-ethylpyrrolidin-1-yl)methyl]-5-methylfuran-2-yl]methyl]-2-methylpropan-1-amine is the IUPAC name of a molecule. Please give its molecular formula.
user
C17H30N2O
assistant