C2221232323213331311331333133313231333132333112323132332323112112131111   >>    C222123232321333131133133313331323133313233311232313233232311211213111   <<    C2221232323213331311331333133313231333132333112323132332323112112131113   >>      C2221232323213331311331333133313231333132333112323132332323112112131112   >>