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 8-benzyl-12-[(2-methylphenyl)methylsulfanyl]-5-thia-1,8,10,11-tetrazatricyclo[7.3.0.02,6]dodeca-2(6),3,9,11-tetraen-7-one .
user
C22H18N4OS2
assistant