You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
acetaldehyde;5-[(3E,5Z)-2-(3-fluoro-4-methoxyphenyl)hepta-1,3,5-trien-4-yl]-3-methyl-2-propyl-1H-pyrrole is the IUPAC name of a molecule. Please give its molecular formula.
user
C24H30FNO2
assistant