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 methyl (2S)-2-amino-3-[8-(4,6-dimethyl-3-oxopyrazin-2-yl)imidazo[1,2-a]pyridin-5-yl]propanoate ?
user
C17H19N5O3
assistant