B3311331313231311331322331333132313331322331323133313331311223132233221
>>
B331133131323131133132233133313231333132233132313331333131122313223322
<<
B3311331313231311331322331333132313331322331323133313331311223132233223
>>
B3311331313231311331322331333132313331322331323133313331311223132233222
>>