D3313222132313113313132313232123313132322331323331313223313232233132322111   >>    D331322213231311331313231323212331313232233132333131322331323223313232211   <<    D3313222132313113313132313232123313132322331323331313223313232233132322113   >>      D3313222132313113313132313232123313132322331323331313223313232233132322112   >>