B33113313132313113313223313331311331333132332132313331323132313331333132321221
>>
B3311331313231311331322331333131133133313233213231333132313231333133313232122
<<
B33113313132313113313223313331311331333132332132313331323132313331333132321223
>>
B33113313132313113313223313331311331333132332132313331323132313331333132321222
>>