You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[4-(pyridin-2-ylsulfamoyl)phenyl]-3-(11,12,14-triazatetracyclo[7.6.1.05,16.010,15]hexadeca-1,3,5(16),6,8,10(15),11,13-octaen-13-ylsulfanyl)propanamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C27H20N6O3S2
assistant