B3311331313231311331322331333132322132322331323132322331323221211
>>
B331133131323131133132233133313232213232233132313232233132322121
<<
B3311331313231311331322331333132322132322331323132322331323221213
>>
B3311331313231311331322331333132322132322331323132322331323221212
>>