B3311331313231311331322331333131133133313231211331333132313231333131323221
>>
B331133131323131133132233133313113313331323121133133313231323133313132322
<<
B3311331313231311331322331333131133133313231211331333132313231333131323223
>>
B3311331313231311331322331333131133133313231211331333132313231333131323222
>>