B3311331313231311331322331333132313331323331211113313231333131133133313121331
>>
B331133131323131133132233133313231333132333121111331323133313113313331312133
<<
B3311331313231311331322331333132313331323331211113313231333131133133313121333
>>
B3311331313231311331322331333132313331323331211113313231333131133133313121332
>>