D3313222132313113313132313232123313132322331323331313223313231323221123321   >>    D331322213231311331313231323212331313232233132333131322331323132322112332   <<    D3313222132313113313132313232123313132322331323331313223313231323221123323   >>      D3313222132313113313132313232123313132322331323331313223313231323221123322   >>