G21131331211331322331323132233131121133132233132321133132222331
>>
G2113133121133132233132313223313112113313223313232113313222233
<<
G21131331211331322331323132233131121133132233132321133132222333
>>
G21131331211331322331323132233131121133132233132321133132222332
>>