You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-[5-[(2-chloro-3,6-difluorophenyl)methoxy]-1H-indazol-3-yl]-2-methoxy-4-(4-methylpiperazin-1-yl)benzamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C27H26ClF2N5O3
assistant