You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-amino-3-(2-methylsulfanylethyl)-2-pyrimidin-4-yl-5-oxa-2,7,10-triazabicyclo[4.3.1]deca-1(10),6,8-trien-4-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C13H14N6O2S
assistant