very complex. 12261/12262/12221/12222/22863/22864/22807/22808 have RSA. 12245/12246 has 3 Dedicated Rakes. PM - SRC. 12245/12246 is also called Dr. Shetty Hospital Express, Hospital Express by local people in Bengaluru. Many times heard this at Yesvantpur station. I have travelled in this train in 2011, 2012, 2013, 2014, 2015, 2018, 2019, 2023. (2011 to 2019 till YPR)