B3311331313231311331322331333132313231323331333131121333132313331322132223331
>>
B331133131323131133132233133313231323132333133313112133313231333132213222333
<<
B3311331313231311331322331333132313231323331333131121333132313331322132223333
>>
B3311331313231311331322331333132313231323331333131121333132313331322132223332
>>