B3311331313231311331322331333132313231323331333131211113313331312311312121
>>
B331133131323131133132233133313231323132333133313121111331333131231131212
<<
B3311331313231311331322331333132313231323331333131211113313331312311312123
>>
B3311331313231311331322331333132313231323331333131211113313331312311312122
>>