C2221232323213331311331333133313231333132313232313123232231321321   >>    C222123232321333131133133313331323133313231323231312323223132132   <<    C2221232323213331311331333133313231333132313232313123232231321323   >>      C2221232323213331311331333133313231333132313232313123232231321322   >>