You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[[4-amino-5-[(2E)-2-[(3-nitrophenyl)methylidene]hydrazinyl]-1,2,4-triazol-3-yl]sulfanyl]-N-(2-bromophenyl)acetamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C17H15BrN8O3S
assistant