You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by N-[(4-methylsulfanylphenyl)methyl]-2-(2,8,10-triazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,10,12-hexaen-7-ylsulfanyl)acetamide ?
user
C20H18N4OS2
assistant