B33113313132313113313223313331311331333131113331333133313231331121123231
>>
B3311331313231311331322331333131133133313111333133313331323133112112323
<<
B33113313132313113313223313331311331333131113331333133313231331121123233
>>
B33113313132313113313223313331311331333131113331333133313231331121123232
>>