B3311331313231311331322331333132313133313113313113313232233132313232323221
>>
B331133131323131133132233133313231313331311331311331323223313231323232322
<<
B3311331313231311331322331333132313133313113313113313232233132313232323223
>>
B3311331313231311331322331333132313133313113313113313232233132313232323222
>>