B33113313132313113313223313331323133313232322331333132313232212331
>>
B3311331313231311331322331333132313331323232233133313231323221233
<<
B33113313132313113313223313331323133313232322331333132313232212333
>>
B33113313132313113313223313331323133313232322331333132313232212332
>>