B3311331313231311331322331333131133132311233132313331333132313123131211
>>
B331133131323131133132233133313113313231123313231333133313231312313121
<<
B3311331313231311331322331333131133132311233132313331333132313123131213
>>
B3311331313231311331322331333131133132311233132313331333132313123131212
>>