B3311331313231311331322331333132313331322331323133313331333132112323223121
>>
B331133131323131133132233133313231333132233132313331333133313211232322312
<<
B3311331313231311331322331333132313331322331323133313331333132112323223123
>>
B3311331313231311331322331333132313331322331323133313331333132112323223122
>>