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 3-[4-(adamantane-1-carbonyl)piperazin-1-yl]-N-(2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl)propanamide ?
user
C26H39N5O4
assistant