You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-[5-[(4S,5R)-2-amino-1,4-dimethyl-6-oxo-5-(4-pyrimidin-2-ylcyclohexyl)-5H-pyrimidin-4-yl]thiophen-3-yl]benzonitrile The above is the IUPAC name of a molecule. Write its molecular formula.
user
C27H28N6OS
assistant