B3311331313231311331322331333132313231323331333131333133313121111123221
>>
B331133131323131133132233133313231323132333133313133313331312111112322
<<
B3311331313231311331322331333132313231323331333131333133313121111123223
>>
B3311331313231311331322331333132313231323331333131333133313121111123222
>>