B3311331313231311331322331333132313113313131133133313232233132333112323223331
>>
B331133131323131133132233133313231311331313113313331323223313233311232322333
<<
B3311331313231311331322331333132313113313131133133313232233132333112323223333
>>
B3311331313231311331322331333132313113313131133133313232233132333112323223332
>>