B33113313132313113313223313331323132313233313331311331323123232212111
>>
B3311331313231311331322331333132313231323331333131133132312323221211
<<
B33113313132313113313223313331323132313233313331311331323123232212113
>>
B33113313132313113313223313331323132313233313331311331323123232212112
>>