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 (E)-3-chloro-1-[(2,2-difluoro-5H-[1,3]dioxolo[4,5-f]benzimidazol-6-yl)amino]-2-methylsulfanylbut-2-en-1-ol .
user
C13H12ClF2N3O3S
assistant