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 1-N-butan-2-yl-3-N-cyclopropyl-5,6,7,8-tetrahydroimidazo[1,5-a]pyridine-1,3-dicarboxamide .
user
C16H24N4O2
assistant