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 8-hydroxy-5-[(1R)-1-hydroxy-2-[2-[4-[4-(2-piperazin-1-ylethoxy)anilino]phenyl]ethylamino]ethyl]-1H-quinolin-2-one ?
user
C31H37N5O4
assistant