C2221232323213331311331333133313231323133313121121132332322112211   >>    C222123232321333131133133313331323132313331312112113233232211221   <<    C2221232323213331311331333133313231323133313121121132332322112213   >>      C2221232323213331311331333133313231323133313121121132332322112212   >>