B3311331313231311331322331333131133132311233132313331333132313331323112131
>>
B331133131323131133132233133313113313231123313231333133313231333132311213
<<
B3311331313231311331322331333131133132311233132313331333132313331323112133
>>
B3311331313231311331322331333131133132311233132313331333132313331323112132
>>