B3311331313231311331322331333131133133313111333133313331311213221
>>
B331133131323131133132233133313113313331311133313331333131121322
<<
B3311331313231311331322331333131133133313111333133313331311213223
>>
B3311331313231311331322331333131133133313111333133313331311213222
>>