You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-but-3-enyl-4-(4-methylphenyl)benzene;1-ethenyl-4-(4-methylphenyl)benzene;1-methyl-4-(4-methylphenyl)benzene;1-methyl-4-[4-[(E)-pent-3-enyl]phenyl]benzene;1-methyl-4-[4-[(E)-prop-1-enyl]phenyl]benzene The above is the IUPAC name of a molecule. Write its molecular formula.
user
C80H82
assistant