You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
6-chloro-7-methyl-4-[(4-methyl-1,2,4-triazol-3-yl)sulfanylmethyl]chromen-2-one The above is the IUPAC name of a molecule. Write its molecular formula.
user
C14H12ClN3O2S
assistant