You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(6-chloro-2-methylpyrimidin-4-yl)-5-pyridin-4-yl-1,3-thiazol-2-amine;ethane The above is the IUPAC name of a molecule. Write its molecular formula.
user
C15H16ClN5S
assistant