D3313222132313113313132313232123313132322331323331313223313232213233311   >>    D331322213231311331313231323212331313232233132333131322331323221323331   <<    D3313222132313113313132313232123313132322331323331313223313232213233313   >>      D3313222132313113313132313232123313132322331323331313223313232213233312   >>