B3311331313231311331322331333132313331322331323133313331333313112131
>>
B331133131323131133132233133313231333132233132313331333133331311213
<<
B3311331313231311331322331333132313331322331323133313331333313112133
>>
B3311331313231311331322331333132313331322331323133313331333313112132
>>