D121212121213132333131232313232233131323223313231322331323131333321   >>    D12121212121313233313123231323223313132322331323132233132313133332   <<    D121212121213132333131232313232233131323223313231322331323131333323   >>      D121212121213132333131232313232233131323223313231322331323131333322   >>