You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[[4-(4-bromophenyl)-5-phenyl-1H-1,2,4-triazol-4-ium-3-yl]sulfanyl]-N-[(2,4-dihydroxyphenyl)methylideneamino]acetamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C23H19BrN5O3S+
assistant