You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-(2,1,3-benzothiadiazol-4-yl)-3-[(E)-(4-methyl-3-nitrophenyl)methylideneamino]urea is the IUPAC name of a molecule. Please give its molecular formula.
user
C15H12N6O3S
assistant