You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-(2-chlorophenyl)-5-methyl-N-[[[4-[(2-oxobenzo[cd]indol-1-yl)methyl]benzoyl]amino]carbamothioyl]-1,2-oxazole-4-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C31H22ClN5O4S
assistant