C2221232323213331311331333133313231333132333112323132332322222132211   >>    C222123232321333131133133313331323133313233311232313233232222213221   <<    C2221232323213331311331333133313231333132333112323132332322222132213   >>      C2221232323213331311331333133313231333132333112323132332322222132212   >>