You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 3-(6,6-dimethyl-2,4-dioxo-3-azabicyclo[3.1.0]hexan-3-yl)-2-phenylpropanethioamide .
user
C16H18N2O2S
assistant