B3311331313231311331322331333132313233313231333131133131133132333132311233321
>>
B331133131323131133132233133313231323331323133313113313113313233313231123332
<<
B3311331313231311331322331333132313233313231333131133131133132333132311233323
>>
B3311331313231311331322331333132313233313231333131133131133132333132311233322
>>