B3311331313231311331322331333132313231333133313311211111232313331333132223121
>>
B331133131323131133132233133313231323133313331331121111123231333133313222312
<<
B3311331313231311331322331333132313231333133313311211111232313331333132223123
>>
B3311331313231311331322331333132313231333133313311211111232313331333132223122
>>