B33113313132313113313223313331323131323133313232233132313331323132232211
>>
B3311331313231311331322331333132313132313331323223313231333132313223221
<<
B33113313132313113313223313331323131323133313232233132313331323132232213
>>
B33113313132313113313223313331323131323133313232233132313331323132232212
>>