Exhibit 12-4
The following question(s) refer to the mass spectrum shown below. 
Spectrum obtained from: SDBSWeb: http://www.aist.go.jp/RIODB/SDBS/
-Refer to Exhibit 12-4.Propose a structure for this compound.
Definitions:
DLC
Acronym for "Data Link Connector," an interface found in vehicles that allows access to the onboard diagnostics (OBD) system.
J1939 Data Bus
A communication protocol based on CAN (Controller Area Network) used in the heavy-duty trucking industry for electronic control units (ECUs) to communicate.
Smart Switch
A smart switch is an advanced electrical switch that can be controlled remotely through an app or a home automation system, allowing for smarter energy usage and convenience.
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