You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[(3Z)-3-[(E)-2-methoxypent-2-enylidene]-1-[3-(4-propoxypiperidin-1-yl)propyl]-2H-pyrrol-4-yl]pentan-1-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C26H44N2O3
assistant