D121212121213132322331323323132333131323221323133313231313232223331   >>    D12121212121313232233132332313233313132322132313331323131323222333   <<    D121212121213132322331323323132333131323221323133313231313232223333   >>      D121212121213132322331323323132333131323221323133313231313232223332   >>