You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-N-[(2S,3R,4S)-1-(3,5-difluorophenyl)-3,4-dihydroxyoctan-2-yl]-5-methyl-3-N,3-N-dipropylbenzene-1,3-dicarboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C29H40F2N2O4
assistant