You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[2-[[1,3,3a,4,5,6,7,7a-octahydro-4,7-epoxyisoindol-2-yl(ethylamino)methylidene]amino]ethyl]pyridine-3-carboxamide;hydroiodide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H28IN5O2
assistant