You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2,8-dimethylimidazo[1,2-a]pyridin-3-yl)-[2-(2-hydroxyethyl)piperidin-1-yl]methanone The above is the IUPAC name of a molecule. Write its molecular formula.
user
C17H23N3O2
assistant