Okay right now you are facing towards the corner of the door beside the switches. Turn around and you see one open door in front of you to the left side. Walk towards the door. Turn left and  exit the room. Now in front of you there is one painting. Turn to your right and enter into the room which is open. Go straight till you reach the open door in front of you. Enter the room and stand at the opposite of the wall. That is the end point.