B3311331313231311331322331333132313331322121133133313331333131321123232331
>>
B331133131323131133132233133313231333132212113313331333133313132112323233
<<
B3311331313231311331322331333132313331322121133133313331333131321123232333
>>
B3311331313231311331322331333132313331322121133133313331333131321123232332
>>