2674,2677,2680,2683,2684,2686,2689,2692,2693,2693,2691,2690,2689,2688,2684,2680,2678,2677,2676,2675,2675;1855,1852,1850,1849,1852,1855,1855,1856,1859,1862,1863,1867,1868,1867,1868,1870,1869,1867,1864,1862,1859