B3311331313231311331322331333132313233313231333131133133323132311211
>>
B331133131323131133132233133313231323331323133313113313332313231121
<<
B3311331313231311331322331333132313233313231333131133133323132311213
>>
B3311331313231311331322331333132313233313231333131133133323132311212
>>