C2221232323213331311331333133313331323132313331333213233121322332321   >>    C222123232321333131133133313331333132313231333133321323312132233232   <<    C2221232323213331311331333133313331323132313331333213233121322332323   >>      C2221232323213331311331333133313331323132313331333213233121322332322   >>