You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[2-hydroxy-3-(4-oxo-2-phenylchromen-7-yl)oxypropyl]-dimethyl-propan-2-ylazanium;iodide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C23H28INO4
assistant