B3311331313231311331322331333132313331322331323133313331323133311211312111221
>>
B331133131323131133132233133313231333132233132313331333132313331121131211122
<<
B3311331313231311331322331333132313331322331323133313331323133311211312111223
>>
B3311331313231311331322331333132313331322331323133313331323133311211312111222
>>