You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name ethene;N-[4-[5-[4-(N-[4-[(4-ethenylphenyl)methoxymethyl]phenyl]-4-propylanilino)phenyl]thiophen-2-yl]phenyl]-N-[4-[3-[3-(4-ethenylphenyl)propoxy]propyl]phenyl]-4-propylaniline into its molecular formula.
user
C74H78N2O2S
assistant