You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-(2-bicyclo[2.2.1]heptanyl)-N-ethyl-4,5,6,7-tetrahydro-1,3-benzothiazol-4-amine is the IUPAC name of a molecule. Please give its molecular formula.
user
C16H24N2S
assistant