You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 7-(3,6-diazabicyclo[3.1.1]heptan-3-yl)-3-methyl-2-(1H-pyrazol-5-yl)-2,3-dihydrothieno[3,2-b]pyridin-5-amine by IUPAC nomenclature, provide its molecular formula.
user
C16H20N6S
assistant