B3311331313231311331322331333131133131323131333132313231333132313233311321
>>
B331133131323131133132233133313113313132313133313231323133313231323331132
<<
B3311331313231311331322331333131133131323131333132313231333132313233311323
>>
B3311331313231311331322331333131133131323131333132313231333132313233311322
>>