You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by (E)-2-[4-[2-(dimethylamino)ethylcarbamoyl]-2-[(2-hydroxy-3-methoxybenzoyl)amino]-3H-1,3-thiazol-2-yl]but-2-enedioate ?
user
C20H22N4O8S-2
assistant