B33113313132313113313223313331323331333131313331333132313231323221212231
>>
B3311331313231311331322331333132333133313131333133313231323132322121223
<<
B33113313132313113313223313331323331333131313331333132313231323221212233
>>
B33113313132313113313223313331323331333131313331333132313231323221212232
>>