You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 1-[3-[(8-oxido-6,7-dihydro-5H-pyrimido[4,5-d]pyrimidin-2-yl)amino]propyl]pyrrolidin-2-one ?
user
C13H19N6O2-
assistant