C2221232323213331311331333133313231333132333112323132332323132113321   >>    C222123232321333131133133313331323133313233311232313233232313211332   <<    C2221232323213331311331333133313231333132333112323132332323132113323   >>      C2221232323213331311331333133313231333132333112323132332323132113322   >>