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 methyl 2-[[4-[2-(4-carbamoylphenyl)ethynyl]benzoyl]-methylamino]-3-(methylamino)-3-oxopropanoate using the IUPAC nomenclature.
user
C22H21N3O5
assistant