2172,2173,2175,2176,2177,2178,2179,2178,2176,2175,2174,2174,2173,2173,2174,2174,2173,2171,2171,2172;889,889,890,892,893,894,896,898,899,900,900,898,897,896,895,894,893,892,891,890