You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-chloro-1-[7-[(6-chloropyridin-3-yl)methyl]-6-hydroxyimidazo[2,1-b][1,3]thiazol-7-ium-5-yl]ethanone The above is the IUPAC name of a molecule. Write its molecular formula.
user
C13H10Cl2N3O2S+
assistant