C222133313331333131123313231333133313331333112113311233131133111   >>    C22213331333133313112331323133313331333133311211331123313113311   <<    C222133313331333131123313231333133313331333112113311233131133113   >>      C222133313331333131123313231333133313331333112113311233131133112   >>