You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name 7-chloro-2-[(2,4-dimethoxyphenyl)methyl]-4-imidazo[1,2-a]pyridin-3-yl-3H-pyrrolo[3,4-c]pyridin-1-one ?
user
C23H19ClN4O3
assistant