You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
ethane;9-[3-[3-methyl-2-[(Z)-prop-1-enyl]phenyl]phenyl]-10-[(2Z,4E,6Z)-5-prop-1-en-2-ylnona-2,4,6,8-tetraen-4-yl]-1,2-dihydroanthracene is the IUPAC name of a molecule. Please give its molecular formula.
user
C46H52
assistant