You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[1-(4-chloro-3-methoxycarbonylphenyl)-3-[2,6-dichloro-4-(1,1,1,2,3,3,3-heptafluoropropan-2-yl)phenyl]-3-oxoprop-1-enyl]azanium The above is the IUPAC name of a molecule. Write its molecular formula.
user
C20H12Cl3F7NO3+
assistant