B33113313132313113313223313331323132313233313331311233132313231312231
>>
B3311331313231311331322331333132313231323331333131123313231323131223
<<
B33113313132313113313223313331323132313233313331311233132313231312233
>>
B33113313132313113313223313331323132313233313331311233132313231312232
>>