2172,2172,2171,2169,2167,2167,2168,2168,2167,2171,2175,2176,2177,2180,2181,2181,2180,2179,2178;1020,1019,1019,1018,1017,1016,1015,1014,1013,1014,1013,1013,1014,1014,1015,1016,1017,1017,1017