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 2-[(1-ethylpyrrolidin-3-yl)methyl]-7-(1H-pyrazol-5-yl)-3H-imidazo[4,5-c]quinolin-4-amine ?
user
C20H23N7
assistant