B3311331313231311331322331333132313232233131311331333132313331323333311211
>>
B331133131323131133132233133313231323223313131133133313231333132333331121
<<
B3311331313231311331322331333132313232233131311331333132313331323333311213
>>
B3311331313231311331322331333132313232233131311331333132313331323333311212
>>