839,841,844,842,843,842,840,840,840,841,843,844,846,844,843,840,838,837,836,835,834,833,833,834,834,834,834,835,837;681,682,682,684,685,686,686,689,690,691,692,692,692,694,695,695,696,696,696,695,695,694,692,690,688,687,685,685,683