You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
6,18-di(anthracen-2-yl)-7,19-dithiahexacyclo[11.11.0.02,10.04,8.014,22.016,20]tetracosa-1(13),2,4(8),5,9,11,14,16(20),17,21,23-undecaene is the IUPAC name of a molecule. Please give its molecular formula.
user
C50H28S2
assistant