You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2S)-2-amino-1-[4-(imidazo[1,2-a]pyridin-2-ylmethyl)piperazin-1-yl]-3-methylbutan-1-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C17H25N5O
assistant