C2221232323213331311331333133313331323133311212322122321131323331   >>    C222123232321333131133133313331333132313331121232212232113132333   <<    C2221232323213331311331333133313331323133311212322122321131323333   >>      C2221232323213331311331333133313331323133311212322122321131323332   >>