B33113313132313113313223313331323223313221123313231323223313331311311
>>
B3311331313231311331322331333132322331322112331323132322331333131131
<<
B33113313132313113313223313331323223313221123313231323223313331311313
>>
B33113313132313113313223313331323223313221123313231323223313331311312
>>