You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 2-[5-[(E)-2-(2-chloro-3,4-dimethoxyphenyl)ethenyl]-2-oxo-1,3,4-oxadiazol-3-yl]-N-cyclopentyl-N-prop-2-enylacetamide into molecular formula.
user
C22H26ClN3O5
assistant