B3311331313231311331322331333132313233313231333131133133313113113121321
>>
B331133131323131133132233133313231323331323133313113313331311311312132
<<
B3311331313231311331322331333132313233313231333131133133313113113121323
>>
B3311331313231311331322331333132313233313231333131133133313113113121322
>>