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 2-[[[6-amino-1-(2-methylpropyl)-2,4-dioxopyrimidin-5-yl]-(2-methylpropyl)amino]methyl]indolizine-1-carbonitrile ?
user
C22H28N6O2
assistant