You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
5-(4-bromophenyl)-13-(cyclopropylmethoxy)-8-thia-3,5,10-triazatricyclo[7.4.0.02,7]trideca-1(13),2(7),3,9,11-pentaen-6-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C19H14BrN3O2S
assistant