B3311331313231311331322331333131133132333132333133313223313231311331323212331
>>
B331133131323131133132233133313113313233313233313331322331323131133132321233
<<
B3311331313231311331322331333131133132333132333133313223313231311331323212333
>>
B3311331313231311331322331333131133132333132333133313223313231311331323212332
>>