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 (4S)-5-[2-(2-bromophenyl)sulfanylacetyl]-4-(trifluoromethyl)-3,4-dihydro-1H-1,5-benzodiazepin-2-one ?
user
C18H14BrF3N2O2S
assistant