B3311331313231311331322331333132313331322121133133313331333133323312331
>>
B331133131323131133132233133313231333132212113313331333133313332331233
<<
B3311331313231311331322331333132313331322121133133313331333133323312333
>>
B3311331313231311331322331333132313331322121133133313331333133323312332
>>