B3311331313231311331322331333131133133313111333133313231323131133131311211
>>
B331133131323131133132233133313113313331311133313331323132313113313131121
<<
B3311331313231311331322331333131133133313111333133313231323131133131311213
>>
B3311331313231311331322331333131133133313111333133313231323131133131311212
>>