You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[(2-bromo-4-hydroxy-5-methoxyphenyl)methylideneamino]-5-nitro-1-benzothiophene-2-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C17H12BrN3O5S
assistant