B231123233313231323132233133313233313232233132313231333133313112131
>>
B23112323331323132313223313331323331323223313231323133313331311213
<<
B231123233313231323132233133313233313232233132313231333133313112133
>>
B231123233313231323132233133313233313232233132313231333133313112132
>>