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-(1,3-benzodioxol-5-yl)-N-cyclopentyl-3-oxo-2,7-diazaspiro[3.5]nonane-7-carboxamide .
user
C20H25N3O4
assistant