You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (2E)-2-[(3-bromophenyl)-hydroxymethylidene]-13,14-dimethyl-12-thia-10,17-diazatetracyclo[8.7.0.03,8.011,15]heptadeca-1(17),3,5,7,11(15),13-hexaen-16-one .
user
C23H17BrN2O2S
assistant