B3311331313231311331322331333132313231333133313311211111211113313112113233221
>>
B331133131323131133132233133313231323133313331331121111121111331311211323322
<<
B3311331313231311331322331333132313231333133313311211111211113313112113233223
>>
B3311331313231311331322331333132313231333133313311211111211113313112113233222
>>