C22212323232133313113313331333132313331323133313331213132333111133231   >>    C2221232323213331311331333133313231333132313331333121313233311113323   <<    C22212323232133313113313331333132313331323133313331213132333111133233   >>      C22212323232133313113313331333132313331323133313331213132333111133232   >>