B33113313132313113313223313331323131333131133132323132321133221
>>
B3311331313231311331322331333132313133313113313232313232113322
<<
B33113313132313113313223313331323131333131133132323132321133223
>>
B33113313132313113313223313331323131333131133132323132321133222
>>