D121212121213132322331323323132333131323221323133313231313231323222331   >>    D12121212121313232233132332313233313132322132313331323131323132322233   <<    D121212121213132322331323323132333131323221323133313231313231323222333   >>      D121212121213132322331323323132333131323221323133313231313231323222332   >>