C2221232323213331311331333133313231323133313121121132332211322331   >>    C222123232321333131133133313331323132313331312112113233221132233   <<    C2221232323213331311331333133313231323133313121121132332211322333   >>      C2221232323213331311331333133313231323133313121121132332211322332   >>