You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (4S,6S)-4-(4-fluorophenyl)-5-(phenylcarbamothioyl)-1,4,6,7-tetrahydroimidazo[4,5-c]pyridine-6-carboxylate .
user
C20H16FN4O2S-
assistant