B3311331313231311331322331333131133132311233132313331333132322121111121
>>
B331133131323131133132233133313113313231123313231333133313232212111112
<<
B3311331313231311331322331333131133132311233132313331333132322121111123
>>
B3311331313231311331322331333131133132311233132313331333132322121111122
>>