B3311331313231311331322331333132313231333133313311232313231333132322121
>>
B331133131323131133132233133313231323133313331331123231323133313232212
<<
B3311331313231311331322331333132313231333133313311232313231333132322123
>>
B3311331313231311331322331333132313231333133313311232313231333132322122
>>