B3311331313231311331322331333131133132333132333133313223313232313233311
>>
B331133131323131133132233133313113313233313233313331322331323231323331
<<
B3311331313231311331322331333131133132333132333133313223313232313233313
>>
B3311331313231311331322331333131133132333132333133313223313232313233312
>>