You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-(1,3-benzothiazol-2-yl)-6-ethyl-7-hydroxy-2-methyl-8-[(2-methylpiperidin-1-yl)methyl]chromen-4-one The above is the IUPAC name of a molecule. Write its molecular formula.
user
C26H28N2O3S
assistant