D3313222132313113313132313232123313132322331323331313223313233311321   >>    D331322213231311331313231323212331313232233132333131322331323331132   <<    D3313222132313113313132313232123313132322331323331313223313233311323   >>      D3313222132313113313132313232123313132322331323331313223313233311322   >>