D121212121213132322331323323132333131323133313132321133132313233313221211   >>    D12121212121313232233132332313233313132313331313232113313231323331322121   <<    D121212121213132322331323323132333131323133313132321133132313233313221213   >>      D121212121213132322331323323132333131323133313132321133132313233313221212   >>