D121212121213132322331323323132333131323223313232313231333112321   >>    D12121212121313232233132332313233313132322331323231323133311232   <<    D121212121213132322331323323132333131323223313232313231333112323   >>      D121212121213132322331323323132333131323223313232313231333112322   >>