B3311331313231311331322331333132313331322331323133313331323123133313233323331
>>
B331133131323131133132233133313231333132233132313331333132312313331323332333
<<
B3311331313231311331322331333132313331322331323133313331323123133313233323333
>>
B3311331313231311331322331333132313331322331323133313331323123133313233323332
>>