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 (2R)-2-amino-N-[[4,6-bis(trifluoromethyl)-1H-benzimidazol-2-yl]methyl]-3-[3-(trifluoromethyl)phenyl]propanamide ?
user
C20H15F9N4O
assistant