You are standing inside an empty room, turn around on your right and exit through the open door in front of you. Turn left as you exit and now you should be standing in the middle of a walk way, where their are printers and copier on your left and their is a wall on your right, so walk straight and staying in between them, once you are near the door which says stairs A, turn left and their is another long hall way, where their are several lined doors on the left hand side and on the right their is a wall, so reach the third door on the left, once you are their you are done.