B33113313132313113313223313331311331323133313132322331313331323131132311
>>
B3311331313231311331322331333131133132313331313232233131333132313113231
<<
B33113313132313113313223313331311331323133313132322331313331323131132313
>>
B33113313132313113313223313331311331323133313132322331313331323131132312
>>