You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as (E)-3-(2-bromo-4,5-diethoxyphenyl)-2-cyano-N-(pyridin-2-ylmethyl)prop-2-enamide using the IUPAC nomenclature.
user
C20H20BrN3O3
assistant