B3311331313231311331322331333132313233313231333131123313331323132322331211331
>>
B331133131323131133132233133313231323331323133313112331333132313232233121133
<<
B3311331313231311331322331333132313233313231333131123313331323132322331211333
>>
B3311331313231311331322331333132313233313231333131123313331323132322331211332
>>