Provided herein are specific coating compositions, which are used as a monolithic coating layer for airbags. A long training sequence is transmitted on each of the transmit antenna branches such that only one of the transmit antenna branches is active at a given time. Also disclosed are methods of making the compounds and using the compounds for treatment of diseases associated with LRRK2 receptor, such as Parkinson’s disease. The photocoupler is electrically or electronically connected to a micro-control processor.