D121212121213132322331323323132333131323221323133313231232333131   >>    D12121212121313232233132332313233313132322132313331323123233313   <<    D121212121213132322331323323132333131323221323133313231232333133   >>      D121212121213132322331323323132333131323221323133313231232333132   >>