B3311331313231311331322331333132313331322331323133313331312113313231111211
>>
B331133131323131133132233133313231333132233132313331333131211331323111121
<<
B3311331313231311331322331333132313331322331323133313331312113313231111213
>>
B3311331313231311331322331333132313331322331323133313331312113313231111212
>>