You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by (5S)-5-(4-chlorophenyl)-1-(6-fluoro-1,3-benzothiazol-2-yl)-4-[hydroxy-[(2S)-2-methyl-2,3-dihydro-1-benzofuran-5-yl]methylidene]pyrrolidine-2,3-dione ?
user
C27H18ClFN2O4S
assistant