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 5-methoxy-2'-[3-[3-methoxy-4-(4-methylpiperazin-1-yl)phenyl]-1H-indazol-6-yl]spiro[1H-indole-3,1'-cyclopropane]-2-one ?
user
C30H31N5O3
assistant