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 N-(5-chloro-2-methoxyphenyl)-2-(2-methoxyanilino)-4,7-dioxo-3,5,6,8-tetrahydropyrido[2,3-d]pyrimidine-5-carboxamide ?
user
C22H20ClN5O5
assistant