2163,2164,2166,2167,2168,2169,2171,2171,2172,2172,2171,2171,2170,2170,2169,2168,2165,2164,2164,2163,2163,2162;892,893,893,892,893,892,892,891,890,889,888,886,885,886,886,887,886,886,888,889,890,891