You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name ethane;2-[4-[[3-[3-[1-(3-pent-1-en-2-ylanilino)ethenylamino]pent-1-en-2-ylamino]prop-1-en-2-ylamino]methyl]phenyl]guanidine into its molecular formula.
user
C31H47N7
assistant