B3311331313231311331322331333132313231333133313311211113313331333133313332211
>>
B331133131323131133132233133313231323133313331331121111331333133313331333221
<<
B3311331313231311331322331333132313231333133313311211113313331333133313332213
>>
B3311331313231311331322331333132313231333133313311211113313331333133313332212
>>