B3311331313231311331322331333132313231121133131133132322331323132313223221
>>
B331133131323131133132233133313231323112113313113313232233132313231322322
<<
B3311331313231311331322331333132313231121133131133132322331323132313223223
>>
B3311331313231311331322331333132313231121133131133132322331323132313223222
>>