North
West East
South

-840
-839
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-837
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-833
-832
-831
-830
-829
-828
-827
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-822
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-819
-818
-817
-816
-815
-814
-813
-812
-811
-810
-900
-901
-902
-903
-904
-905
-906
-907
-908
-909
-910
-911
-912
-913
-914
-915
-916
-917
-918
-919
-920
-921
-922
-923
-924
-925
-926
-927
-928
-929
-930