You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
ethyl (E)-3-[4-[(E)-2-(2-chloro-4-fluorophenyl)-1-[1-(2-hydroxyethyl)indazol-5-yl]but-1-enyl]phenyl]prop-2-enoate;ethyl (E)-3-[4-[(E)-2-(2-chloro-4-fluorophenyl)-1-[2-(2-hydroxyethyl)indazol-5-yl]but-1-enyl]phenyl]prop-2-enoate is the IUPAC name of a molecule. Please give its molecular formula.
user
C60H56Cl2F2N4O6
assistant