B231123233313231323132233133313233313232233132313231333132322331121
>>
B23112323331323132313223313331323331323223313231323133313232233112
<<
B231123233313231323132233133313233313232233132313231333132322331123
>>
B231123233313231323132233133313233313232233132313231333132322331122
>>