You are facing towards the wall, turn right and exit the room using the open white door which is in front of you. Turn slightly right and move forward, you are now facing towards the white colour wall. Turn slightly right and move forward, turn slightly left and pass through the open door which is in front of you. Enter through that open door and move towards the centre of the room wherein you are facing towards the white colour wall and to your left there is a open white door, and this is your endpoint.