You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
5-(6-morpholin-4-yl-8-thia-3,5,12-triazatricyclo[7.4.0.02,7]trideca-1(9),2(7),3,5-tetraen-4-yl)pyrimidin-2-amine is the IUPAC name of a molecule. Please give its molecular formula.
user
C17H19N7OS
assistant