C2221232323213331311331333133313231333132313331333121313232321332131121   >>    C222123232321333131133133313331323133313231333133312131323232133213112   <<    C2221232323213331311331333133313231333132313331333121313232321332131123   >>      C2221232323213331311331333133313231333132313331333121313232321332131122   >>