B3311331313231311331322331333132313113313131133133313232233132332313221
>>
B331133131323131133132233133313231311331313113313331323223313233231322
<<
B3311331313231311331322331333132313113313131133133313232233132332313223
>>
B3311331313231311331322331333132313113313131133133313232233132332313222
>>