You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 4-[[(3Z)-4-(butan-2-ylideneamino)-3-methylbuta-1,3-dien-2-yl]-cyclopentylamino]butan-2-one into molecular formula.
user
C18H30N2O
assistant