B3311331313231311331322331333132313231333133313311221323132322331111
>>
B331133131323131133132233133313231323133313331331122132313232233111
<<
B3311331313231311331322331333132313231333133313311221323132322331113
>>
B3311331313231311331322331333132313231333133313311221323132322331112
>>