B3311331313231311331322331333132313331323223312113313331333133313232213123231
>>
B331133131323131133132233133313231333132322331211331333133313331323221312323
<<
B3311331313231311331322331333132313331323223312113313331333133313232213123233
>>
B3311331313231311331322331333132313331323223312113313331333133313232213123232
>>