You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 2-(6,12-dioxo-7,8,9,10-tetrahydro-6aH-pyrido[2,1-c][1,4]benzodiazepin-5-yl)-N-(2-methylpropyl)acetamide .
user
C19H25N3O3
assistant