You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
benzene;4-[7-buta-1,3-dien-2-yl-9-naphthalen-2-yl-8-[(Z)-prop-1-enyl]sulfanylcarbazol-3-yl]-2-[(2E,4Z)-hepta-2,4,6-trien-2-yl]-N-phenylaniline is the IUPAC name of a molecule. Please give its molecular formula.
user
C54H46N2S
assistant