You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[3-hydroxy-3-(1,3-thiazol-4-yl)-8-azabicyclo[3.2.1]octan-8-yl]-[5-(1H-pyrazol-4-yl)thiophen-3-yl]methanone The above is the IUPAC name of a molecule. Write its molecular formula.
user
C18H18N4O2S2
assistant