B3311331313231311331322331333132313331311331133133313231333132313223221
>>
B331133131323131133132233133313231333131133113313331323133313231322322
<<
B3311331313231311331322331333132313331311331133133313231333132313223223
>>
B3311331313231311331322331333132313331311331133133313231333132313223222
>>