B3311331313231311331322331333132313231333133313311211113312111133133322232331
>>
B331133131323131133132233133313231323133313331331121111331211113313332223233
<<
B3311331313231311331322331333132313231333133313311211113312111133133322232333
>>
B3311331313231311331322331333132313231333133313311211113312111133133322232332
>>