You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[(Z,2E)-2-ethylidene-3-methylpent-3-enyl]-1-[(2E)-2-ethylidenepentyl]-2-[(2E)-2-propan-2-ylpenta-2,4-dienyl]hydrazine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C23H40N2
assistant