B33113313132313113313223313331323133313223313231333133313232332212111
>>
B3311331313231311331322331333132313331322331323133313331323233221211
<<
B33113313132313113313223313331323133313223313231333133313232332212113
>>
B33113313132313113313223313331323133313223313231333133313232332212112
>>