You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N'-[(Z)-(5-bromo-1H-indol-3-yl)methylideneamino]-N-(5-phenyl-1,3,4-thiadiazol-2-yl)oxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H13BrN6O2S
assistant