You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(9R,13R,16S)-16-benzyl-13-[(4-chlorophenyl)methyl]-18-methylidene-9-(2-oxopropyl)-1,4-dioxa-11-thia-7,17-diazacyclononadecane-8,12,15-trione The above is the IUPAC name of a molecule. Write its molecular formula.
user
C32H39ClN2O6S
assistant