2317,2318,2319,2320,2321,2322,2323,2324,2326,2327,2327,2328,2329,2330,2330,2332,2331,2328,2326,2326,2327,2326,2324,2323,2323,2322,2321,2319,2317;839,838,838,837,836,836,834,834,832,832,831,831,830,830,828,829,831,833,833,834,834,835,836,837,838,839,839,840,840