B33113313132313113313223313331323131323133313232233131333133313132312331
>>
B3311331313231311331322331333132313132313331323223313133313331313231233
<<
B33113313132313113313223313331323131323133313232233131333133313132312333
>>
B33113313132313113313223313331323131323133313232233131333133313132312332
>>