C2221232323213331311331333133313231333132313331333121313233132222221231   >>    C222123232321333131133133313331323133313231333133312131323313222222123   <<    C2221232323213331311331333133313231333132313331333121313233132222221233   >>      C2221232323213331311331333133313231333132313331333121313233132222221232   >>