B3311331313231311331322331333132313331323331211113313231333131133133313112211
>>
B331133131323131133132233133313231333132333121111331323133313113313331311221
<<
B3311331313231311331322331333132313331323331211113313231333131133133313112213
>>
B3311331313231311331322331333132313331323331211113313231333131133133313112212
>>