B3311331313231311331322331333132313331322331323133313331333133313233333231121
>>
B331133131323131133132233133313231333132233132313331333133313331323333323112
<<
B3311331313231311331322331333132313331322331323133313331333133313233333231123
>>
B3311331313231311331322331333132313331322331323133313331333133313233333231122
>>