B3311331313231311331322331333132313331312112331323133313331313231311211331
>>
B331133131323131133132233133313231333131211233132313331333131323131121133
<<
B3311331313231311331322331333132313331312112331323133313331313231311211333
>>
B3311331313231311331322331333132313331312112331323133313331313231311211332
>>