B3311331313231311331322331333131133133313231211232313231323131211
>>
B331133131323131133132233133313113313331323121123231323132313121
<<
B3311331313231311331322331333131133133313231211232313231323131213
>>
B3311331313231311331322331333131133133313231211232313231323131212
>>