You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(9R)-N,9-bis(3-fluorophenyl)-5-methyl-3-phenyl-1,3,4,8-tetrazatricyclo[8.3.0.02,6]trideca-2(6),4,10,12-tetraene-8-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C29H23F2N5O
assistant